Multiple Gestations and Assisted Reproductive Technology

Avery's Diseases of the Newborn (Ninth Edition)

Volumn , Issue , 2012, Pages 60-66

  Marquard, Kerri ^a   Moley, Kelle ^a,b  

^a WASHINGTON UNIVERSITY SCHOOL OF MEDICINE   (United States)

^b Division of Reproductive Endocrinology and Infertility   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84882849833     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1016/B978-1-4377-0134-0.10007-1     Document Type: Chapter

References (154)

1. Abusheikha N., Salha O., Sharma V., et al. Monozygotic twinning and IVF/ICSI treatment: a report of 11 cases and review of literature. Hum Reprod Update 2000, 6:396-403.
2. ACOG Practice Bulletin #56 Multiple gestation: complicated twin, triplet, and high-order multifetal pregnancy. Obstet Gynecol 2004, 104:869-883.
3. Albrecht J.L., Tomich P.G. The maternal and neonatal outcome of triplet gestations. Am J Obstet Gynecol 1996, 174:1551-1556.
4. Alikani M., Cekleniak N.A., Walters E., et al. Monozygotic twinning following assisted conception: an analysis of 81 consecutive cases. Hum Reprod 2003, 18:1937-1943.
5. Alikani M., Noyes N., Cohen J., et al. Monozygotic twinning in the human is associated with the zona pellucida architecture. Hum Reprod 1994, 9:1318-1321.
6. Allen V.M., Windrim R., Barrett J., et al. Management of monoamniotic twin pregnancies: a case series and systematic review of the literature. BJOG 2001, 108:931-936.
7. Aston K.I., Peterson C.M., Carrell D.T. Monozygotic twinning associated with assisted reproductive technologies: a review. Reproduction 2008, 136:377-386.
8. Bajoria R., Wigglesworth J., Fisk N.M. Angioarchitecture of monochorionic placentas in relation to the twin-twin transfusion syndrome. Am J Obstet Gynecol 1995, 172:856-863.
9. Behr B., Fisch J.D., Racowsky C., et al. Blastocyst-ET and monozygotic twinning. J Assist Reprod Genet 2000, 17:349-351.
10. Belaisch-Allart J., Elaoufir A., Mayenga J.M., et al. Monozygotic triplet pregnancy following transfer of frozen-thawed embryos. Hum Reprod 1995, 10:3064-3066.
11. Benirschke K., Kim C.K. Multiple pregnancy. N Engl J Med 1973, 288:1276-1284.
12. Blake D.A., Farquhar C.M., Johnson N., et al. Cleavage stage versus blastocyst stage embryo transfer in assisted conception. Cochrane Database Syst Rev 2007, 4:CD002118.
13. Blickstein I., Jones C., Keith L.G. Zygotic-splitting rates after single-embryo transfers in vitro fertilization. N Engl J Med 2003, 348:2366-2367.
14. Blickstein I., Verhoeven H.C., Keith L.G. Zygotic splitting after assisted reproduction. N Engl J Med 1999, 340:738-739.
15. Bortolus R., Parazzini F., Chatenoud L., et al. The epidemiology of multiple births. Hum Reprod Update 1999, 5:179-187.
16. Bryan E. The impact of multiple preterm births on the family. Hosp Med 2003, 64:648-650.
17. Bulmer M. The biology of twinning in man 1970, Oxford University Press, London.
18. Carroll S.G., Soothill P.W., Abdel-Fattah S.A., et al. Prediction of chorionicity in twin pregnancies at 10-14 weeks of gestation. BJOG 2002, 109:182-186.
19. Cassuto G., Chavrier M., Menezo Y. Culture conditions and not prolonged culture time are responsible for monozygotic twinning in human in vitro fertilization. Fertil Steril 2003, 80:462-463.
20. Centers for Disease Control and Prevention, American Society for Reproductive Medicine, Society for Assisted Reproductive Technology: 2006 Assisted Reproductive Technology (ART) Report: Introduction to the 2006 National Report, 2008.
21. Chambers G.M., Chapman M.G., Grayson N., et al. Babies born after ART treatment cost more than non-ART babies: a cost analysis of inpatient birth-admission costs of singleton and multiple gestation pregnancies. Hum Reprod 2007, 22:3108-3115.
22. Chang H.J., Lee J.R., Jee B.C., et al. Impact of blastocyst transfer on offspring sex ratio and the monozygotic twinning rate: a systematic review and meta-analysis. Fertil Steril 2009, 91:2381-2390.
23. Chida S. Monozygous double inner cell masses in mouse blastocysts following fertilization in vitro and in vivo. J In Vitro Fert Embryo Trans 1990, 7:177-179.
24. Cleary-Goldman J., D'Alton M.E. Growth abnormalities and multiple gestations. Semin Perinatol 2008, 32:206-212.
25. Cohen J. Assisted hatching of human embryos. J In Vitro Fert Embryo Transf 1991, 8:179-190.
26. Committee on Ethics ACOG committee opinion, Number 369, June 2007. Multifetal pregnancy reduction. Obstet Gynecol 2007, 109:1511-1515.
27. Cook R., Bradley S., Golombok S. A preliminary study of parental stress and child behaviour in families with twins conceived by in-vitro fertilization. Hum Reprod 1998, 13:3244-3246.
28. Cordero L., Franco A., Joy S.D. Monochorionic monoamniotic twins: neonatal outcome. J Perinatol 2006, 26:170-175.
29. Cuevas K.D., Silver D.R., Brooten D., et al. The cost of prematurity: hospital charges at birth and frequency of rehospitalizations and acute care visits over the first year of life: a comparison by gestational age and birth weight. Am J Nurs 2005, 105:56-64.
30. Williams Obstetrics 2005, McGraw-Hill, New York. ed 22. F.G. Cunningham, J.C. Hauth, K.D. Wenstrom (Eds.).
31. Das S., Blake D., Farquhar C., et al. Assisted hatching on assisted conception (IVF and ICSI). Cochrane Database Syst Rev 2009, 2:CD001894.
32. Day M.C., Barton J.R., O'Brien J.M., et al. The effect of fetal number on the development of hypertensive conditions of pregnancy. Obstet Gynecol 2005, 106:927-931.
33. Derom C., Vlietinck R., Derom R., et al. Increased monozygotic twinning rate after ovulation induction. Lancet 1987, 1:1236-1238.
34. Devine P.C., Malone F.D., Athanassiou A., et al. Maternal and neonatal outcome of 100 consecutive triplet pregnancies. Am J Perinatol 2001, 18:225-235.
35. Dickey R.P. The relative contribution of assisted reproductive technologies and ovulation induction to multiple births in the United States 5 years after the Society for Assisted Reproductive Technology/American Society for Reproductive Medicine recommendation to limit the number of embryos transferred. Fertil Steril 2007, 88:1554-1561.
36. Dickey R.P. Strategies to reduce multiple pregnancies due to ovulation stimulation. Fertil Steril 2009, 91:1-17.
37. Dube J., Dodds L., Armson B.A. Does chorionicity or zygosity predict adverse perinatal outcomes in twins?. Am J Obstet Gynecol 2002, 186:579-583.
38. Elizur S.E., Levron J., Shrim A., et al. Monozygotic twinning is not associated with zona pellucida micromanipulation procedures but increases with high-order multiple pregnancies. Fertil Steril 2004, 82:500-501.
39. Elliott J.P., Radin T.G. Quadruplet pregnancy: contemporary management and outcome. Obstet Gynecol 1992, 80:421-424.
40. Ellison M.A., Hotamisligil S., Lee H., et al. Psychosocial risks associated with multiple births resulting from assisted reproduction. Fertil Steril 2005, 83:1422-1428.
41. Ettner S.L., Christiansen C.L., Callahan T.L., et al. How low birthweight and gestational age contribute to increased inpatient costs for multiple births. Inquiry 1997, 34:325-339.
42. Evans M.I., Britt D.W. Fetal reduction. Semin Perinatol 2005, 29:321-329.
43. Evans M.I., Britt D.W. Fetal reduction 2008, Curr Opin Obstet Gynecol 2008, 20:386-393.
44. Evans M.I., Berkowitz R.L., Wapner R.J., et al. Improvement in outcomes of multifetal pregnancy reduction with increased experience: Am J Obstet Gynecol 2001, 184:97-103.
45. Evans M.I., Kaufman M.I., Urban A.J., et al. Fetal reduction from twins to a singleton: a reasonable consideration?. Obstet Gynecol 2004, 104:102-109.
46. Faraj R., Evbuomwan I., Sturgiss S., et al. Monozygotic triplet pregnancy following egg donation and transfer of single frozen-thawed embryo. Fertil Steril 2008, 89:1260.
47. Fiddelers A.A., van Montfoort A.P., Dirksen C.D., et al. Single versus double embryo transfer: cost-effectiveness analysis alongside a randomized clinical trial. Hum Reprod 2006, 21:2090-2097.
48. Forget-Dubois N., Perusse D., Turecki G., et al. Diagnosing zygosity in infant twins: physical similarity, genotyping, and chorionicity. Twin Res 2003, 6:479-485.
49. Frattarelli J.L., Leondires M.P., McKeeby J.L., et al. Blastocyst transfer decreases multiple pregnancy rates in vitro fertilization cycles: a randomized controlled trial. Fertil Steril 2003, 79:228-230.
50. Fitzsimmons B.P., Bebbington M.W., Fluker M.R. Perinatal and neonatal outcomes in multiple gestations: assisted reproduction versus spontaneous conception. Am J Obstet Gynecol 1998, 179:1162-1167.
51. Gardner M.O., Goldenberg R.L., Cliver S.P., et al. The origin and outcome of preterm twin pregnancies. Obstet Gynecol 1995, 85:553-557.
52. Garite T.J., Clark R.H., Elliott J.P., et al. Twins and triplets: the effect of plurality and growth on neonatal outcome compared with singleton infants. Am J Obstet Gynecol 2004, 191:700-707.
53. Gaziano E.P., De Lia J.E., Kuhlmann R.S. Diamnionic monochorionic twin gestations: an overview. J Matern Fetal Med 2000, 9:89-96.
54. Gerris J., De Sutter P., De Neubourg D., et al. A real-life prospective health economic study of elective single embryo transfer versus two-embryo transfer in first IVF/ICSI cycles. Hum Reprod 2004, 19:917-923.
55. Gerris J.M. Single embryo transfer and IVF/ICSI outcome: a balanced appraisal. Hum Reprod Update 2005, 11:105-121.
56. Gibbs R., Karlan B., Haney A., et al. Danforth's obstetrics & gynecology 2008, Lippincott, Williams & Wilkins, Philadelphia. ed 10.
57. Glazebrook C., Sheard C., Cox S., et al. Parenting stress in first-time mothers of twins and triplets conceived after in vitro fertilization. Fertil Steril 2004, 81:505-511.
58. Golombok S., Olivennes F., Ramogida C., et al. Parenting and the psychological development of a representative sample of triplets conceived by assisted reproduction. Hum Reprod 2007, 22:2896-2902.
59. Grether J.K., Nelson K.B., Cummins S.K. Twinning and cerebral palsy: experience in four northern California counties, births 1983 through 1985. Pediatrics 1993, 92:854-858.
60. Hack K.E., Derks J.B., Elias S.G., et al. Increased perinatal mortality and morbidity in monochorionic versus dichorionic twin pregnancies: clinical implications of a large Dutch cohort study. BJOG 2008, 115:58-67.
61. Hall J.G. Twinning. Lancet 2003, 362:735-743.
62. Hamamy H.A., Ajlouni H.K., Ajlouni K.M. Familial monozygotic twinning: report of an extended multi-generation family. Twin Res 2004, 7:219-222.
63. Helmerhorst F.M., Perquin D.A., Donker D., et al. Perinatal outcome of singletons and twins after assisted conception: a systematic review of controlled studies. BMJ 2004, 328:261.
64. Heyborne K.D., Porreco R.P., Garite T.J., et al. Improved perinatal survival of monoamniotic twins with intensive inpatient monitoring. Am J Obstet Gynecol 2005, 192:96-101.
65. Hoekstra C., Zhao Z.Z., Lambalk C.B., et al. Dizygotic twinning. Hum Reprod Update 2008, 14:37-47.
66. Hsu Y.C., Gonda M.A. Monozygotic twin formation in mouse embryos in vitro. Science 1980, 209:605-606.
67. Jain J.K., Boostanfar R., Slater C.C., et al. Monozygotic twins and triplets in association with blastocyst transfer. J Assist Reprod Genet 2004, 21:103-107.
68. Kiely J.L., Kleinman J.C., Kiely M. Triplets and higher-order multiple births: time trends and infant mortality. Am J Dis Child 1992, 46:862-868.
69. Knopman J., Krey L.C., Lee J., et al. Monozygotic twinning: an eight-year experience at a large IVF center. Fertil Steril 2010, 94:502-510.
70. Koivurova S., Hartikainen A.L., Gissler M., et al. Health care costs resulting from IVF: prenatal and neonatal periods. Hum Reprod 2004, 19:2798-2805.
71. Ledger W.L., Anumba D., Marlow N., et al. The costs to the NHS of multiple births after IVF treatment in the UK. BJOG 2006, 113:21-25.
72. Loret De Mola J.R., Garside W.T., Bucci J., et al. Analysis of the human zona pellucida during culture: correlation with diagnosis and the preovulatory hormonal environment. J Assist Reprod Genet 1997, 14:332-336.
73. Lukassen H.G., Schonbeck Y., Adang E.M., et al. Cost analysis of singleton versus twin pregnancies after in vitro fertilization. Fertil Steril 2004, 81:1240-1246.
74. Luke B. The contribution of gesational age and birth weight to perinatal viability in singletons versus twins. J Matern Fetal Med 1994, 146:862-868.
75. Luke B., Bigger H.R., Leurgans S., et al. The cost of prematurity: a case-control study of twins vs singletons. Am J Public Health 1996, 86:809-814.
76. Luke B., Brown M.B., Grainger D.A., et al. The effect of early fetal losses on singleton assisted-conception pregnancy outcomes. Fertil Steril 2009, 91:2578-2585.
77. Luke B., Brown M.B., Grainger D.A., et al. The effect of early fetal losses on twin assisted-conception pregnancy outcomes. Fertil Steril 2009, 91:2586-2592.
78. Luke B., Keith L.G. The contribution of singletons, twins and triplets to low birth weight, infant mortality and handicap in the United States. J Reprod Med 1992, 37:661-666.
79. MacGillivray I. Epidemiology of twin pregnancy. Semin Perinatol10 1986, 4-8.
80. Malter H.E., Cohen J. Blastocyst formation and hatching in vitro following zona drilling of mouse and human embryos. Gamete Res 1989, 24:67-80.
81. Manning F.A. Fetal biophysical profile scoring. Fetal medicine: principles and practices 1995, Appleton & Lange, Norwalk, Conn.
82. Mauldin J.G., Newman R.B. Neurologic morbidity associated with multiple gestation. Female Patient 1998, 23:27-46.
83. McCormick M.C., Brooks-Gunn J., Workman-Daniels K., et al. The health and developmental status of very low-birth-weight children at school age. JAMA 1992, 267:2204-2208.
84. Meintjes M., Guerami A.R., Rodriguez J.A., et al. Prospective identification of an in vitro-assisted monozygotic pregnancy based on a double-inner-cell mass blastocyst. Fertil Steril 2001, 76:S172-S173.
85. Meldrum D.R., Wisot A., Yee B., et al. Assisted hatching reduces the age-related decline in IVF outcome in women younger than age 43 without increasing miscarriage or monozygotic twinning. J Assist Reprod Genet 1998, 15:418-421.
86. Menezo Y.J., Sakkas D. Monozygotic twinning: is it related to apoptosis in the embryo?. Hum Reprod 2002, 17:247-248.
87. Milki A.A., Jun S.H., Hinckley M.D., et al. Incidence of monozygotic twinning with blastocyst transfer compared to cleavage-stage transfer. Fertil Steril 2003, 79:503-506.
88. Minakami H., Honma Y., Matsubara S., et al. Effects of placental chorionicity on outcome in twin pregnancies: a cohort study. J Reprod Med 1999, 44:595-600.
89. Moayeri S.E., Behr B., Lathi R.B., et al. Risk of monozygotic twinning with blastocyst transfer decreases over time: an 8-year experience. Fertil Steril 2007, 87:1028-1032.
90. Nakhuda G.S., Sauer M.V. Addressing the growing problem of multiple gestations created by assisted reproductive therapies. Semin Perinatol 2005, 29:355-362.
91. Nassar A.H., Usta I.M., Rechdan J.B., et al. Pregnancy outcome in spontaneous twins versus twins who were conceived through in vitro fertilization. Am J Obstet Gynecol 2003, 1(89):513-518.
92. Newman R.B., Hamer C., Miller M.C. Outpatient triplet management: a contemporary review. Am J Obstet Gynecol 1989, 161:547-553.
93. Norwitz E.R., Edusa V., Park J.S. Maternal physiology and complications of multiple pregnancy. Semin Perinatol 2005, 29:338-348.
94. Ohm Kyvik K. Derom C: Data collection on multiple births: establishing twin registers and determining zygosity. Early Hum Dev 2006, 82:357-363.
95. Olivennes F., Golombok S., Ramogida C., et al. Behavioral and cognitive development as well as family functioning of twins conceived by assisted reproduction: findings from a large population study. Fertil Steril 2005, 84:725-733.
96. Papanikolaou E.G., Camus M., Kolibianakis E.M., et al. In vitro fertilization with single blastocyst-stage versus single cleavage-stage embryos. N Engl J Med 2006, 354:1139-1146.
97. Papanikolaou E.G., Fatemi H., Venetis C., et al. Monozygotic twinning is not increased after single blastocyst transfer compared with single cleavage-stage embryo transfer. Fertil Steril 2010, 93:592-597.
98. Payne D., Wakatsuki Y., Takeshita C., et al. Time-lapse recording identifies human blastocyts at risk of producing monozygotic twins, Annual Meeting of the ESHRE.
99. Peramo B., Ricciarelli E., Cuadros-Fernandez J.M., et al. Blastocyst transfer and monozygotic twinning. Fertil Steril 1999, 72:1116-1117.
100. Pinborg A., Loft A., Rasmussen S., et al. Neonatal outcome in a Danish national cohort of 3438 IVF/ICSI and 10,362 non-IVF/ICSI twins born between 1995 and 2000. Hum Reprod 2004, 19:435-441.
101. Practice Committee of the American Society for Reproductive Medicine Multiple pregnancy associated with infertility therapy. Fertil Steril 2006, 86(Suppl 1):S106-S110.
102. Practice Committee of the American Society for Reproductive Medicine Practice Committee of the Society for Assisted Reproductive Technology: Blastocyst culture and transfer in clinical-assisted reproduction. Fertil Steril 2008, 90(Suppl):S174-S177.
103. Practice Committee of the Society for Assisted Reproductive Technology Practice Committee of the American Society for Reproductive Medicine: Guidelines on number of embryos transferred. Fertil Steril 2008, 90(Suppl):S163-S164.
104. Practice Committee of the Society for Assisted Reproductive Technology Practice Committee of the American Society for Reproductive Medicine: The role of assisted hatching in vitro fertilization: a review of the literature: a committee opinion. Fertil Steril 2008, 90(Suppl):S196-S198.
105. Robinson J.N., Regan J.A., Norwitz E.R. The epidemiology of preterm labor. Semin Perinatol 2001, 25:204-214.
106. Roca de Bes M., Gutierrez Maldonado J. Gris Martinez JM: Psychosocial risks associated with multiple births resulting from assisted reproduction: a Spanish sample. Fertil Steril 2009, 92:1059-1066.
107. Rodis J.F., McIlveen P.F., Egan J.F., et al. Monoamniotic twins: improved perinatal survival with accurate prenatal diagnosis and antenatal fetal surveillance. Am J Obstet Gynecol 1997, 177:1046-1049.
108. Roque H., Gillen-Goldstein J., Funai E., et al. Perinatal outcomes in monoamniotic gestations. J Matern Fetal Neonatal Med 2003, 13:414-421.
109. Ross M.G., Downey C.A., Bemis-Heys R., et al. Prediction by maternal risk factors of neonatal intensive care admissions: evaluation of >59,000 women in national managed care programs. Am J Obstet Gynecol 1999, 181:835-842.
110. Saito H., Tsutsumi O., Noda Y., et al. Do assisted reproductive technologies have effects on the demography of monozygotic twinning?. Fertil Steril 2000, 74:178-179.
111. Scardo J.A., Ellings J.M., Newman R.B. Prospective determination of chorionicity, amnionicity, and zygosity in twin gestations. Am J Obstet Gynecol 1995, 173:1376-1380.
112. Schachter M., Raziel A., Friedler S., et al. Monozygotic twinning after assisted reproductive techniques: a phenomenon independent of micromanipulation. Hum Reprod 2001, 16:1264-1269.
113. Schieve L.A., Cohen B., Nannini A., et al. A population-based study of maternal and perinatal outcomes associated with assisted reproductive technology in Massachusetts. Matern Child Health J 2007, 11:517-525.
114. Schieve L.A., Meikle S.F., Peterson H.B., et al. Does assisted hatching pose a risk for monozygotic twinning in pregnancies conceived through in vitro fertilization?. Fertil Steril 2000, 74:288-294.
115. Seoud M.A., Toner J.P., Kruithoff C., et al. Outcome of twin, triplet, and quadruplet in vitro fertilization pregnancies: the Norfolk experience. Fertil Steril 1992, 57:825-834.
116. Sharara F.I., Abdo G. Incidence of monozygotic twins in blastocyst and cleavage stage assisted reproductive technology cycles. Fertil Steril 2010, 93:642-645.
117. Sheen T.C., Chen S.R., Au H.K., et al. Herniated blastomere following chemically assisted hatching may result in monozygotic twins. Fertil Steril 2001, 75:442-444.
118. Sheard C., Cox S., Oates M., et al. Impact of a multiple, IVF birth on post-partum mental health: a composite analysis. Hum Reprod 2007, 22:2058-2065.
119. Sheiner E., Har-Vardi I., Potashnik G. The potential association between blastocyst transfer and monozygotic twinning. Fertil Steril 2001, 75:217-218.
120. Sibai B.M., Hauth J., Caritis S., et al. Hypertensive disorders in twin versus singleton gestations, National Institute of Child Health and Human Development Network of Maternal-Fetal Medicine Units. Am J Obstet Gynecol 2000, 182:938-942.
121. Sills E.S., Moomjy M., Zaninovic N., et al. Human zona pellucida micromanipulation and monozygotic twinning frequency after IVF. Hum Reprod 2000, 15:890-895.
122. Sills E.S., Tucker M.J., Palermo G.D. Assisted reproductive technologies and monozygous twins: implications for future study and clinical practice. Twin Res 2000, 3:217-223.
123. Skiadas C.C., Missmer S.A., Benson C.B., et al. Risk factors associated with pregssnancies containing a monochorionic pair following assisted reproductive technologies. Hum Reprod 2008, 23:1366-1371.
124. Slotnick R.N., Ortega J.E. Monoamniotic twinning and zona manipulation: a survey of U.S. IVF centers correlating zona manipulation procedures and high-risk twinning frequency. J Assist Reprod Genet 1996, 13:381-385.
125. Souter V.L., Kapur R.P., Nyholt D.R., et al. A report of dizygous monochorionic twins. N Engl J Med 2003, 349:154-158.
126. Clinical gynecologic endocrinology and infertility 2005, Lippincott Williams & Wilkins, Philadelphia. ed 7. L. Speroff, M.A. Fritz (Eds.).
127. Stern J.E., Cedars M.I., Jain T., et al. Assisted reproductive technology practice patterns and the impact of embryo transfer guidelines in the United States. Fertil Steril 2007, 88:275-282.
128. St John E.B., Nelson K.G., Cliver S.P., et al. Cost of neonatal care according to gestational age at birth and survival status. Am J Obstet Gynecol 2000, 182:170-175.
129. Stone J., Ferrara L., Kamrath J., et al. Contemporary outcomes with the latest 1000 cases of multifetal pregnancy reduction (MPR). Am J Obstet Gynecol 2008, 199:406. e401-e404.
130. Sunderam S., Flowers L., Kulkarni A., et al. CDC MMWR surveillance summaries. Assisted Reproductive Technology Surveillance 2009, 58:1-25.
131. Thurin A., Hausken J., Hillensjo T., et al. Elective single-embryo transfer versus double-embryo transfer in vitro fertilization. N Engl J Med 2004, 351:2392-2402.
132. Toledo M.G. Is there increased monozygotic twinning after assisted reproductive technology?. Aust N Z J Obstet Gynaecol 2005, 45:360-364.
133. Van Langendonckt A., Wyns C., Godin P.A., et al. Atypical hatching of a human blastocyst leading to monozygotic twinning: a case report. Fertil Steril 2000, 74:1047-1050.
134. Veleva Z., Vilska S., Hyden-Granskog C., et al. Elective single embryo transfer in women aged 36-39 years. Hum Reprod 2006, 21:2098-2102.
135. Veleva Z., Karinen P., Tomas C., et al. Elective single embryo transfer with cryopreservation improves the outcome and diminishes the costs of IVF/ICSI. Hum Reprod 2009, 24:1632-1639.
136. Vilska S., Unkila-Kallio L., Punamaki R.L., et al. Mental health of mothers and fathers of twins conceived via assisted reproduction treatment: a 1-year prospective study. Hum Reprod 2009, 24:367-377.
137. Vitthala S., Gelbaya T.A., Brison D.R., et al. The risk of monozygotic twins after assisted reproductive technology: a systematic review and meta-analysis. Hum Reprod Update 2009, 15:45-55.
138. Walker M.C., Murphy K.E., Pan S., et al. Adverse maternal outcomes in multifetal pregnancies. BJOG 2004, 111:1294-1296.
139. Wen S.W., Demissie K., Yang Q., et al. Maternal morbidity and obstetric complications in triplet pregnancies and quadruplet and higher-order multiple pregnancies. Am J Obstet Gynecol 2004, 191:254-258.
140. Wenstrom K.D., Syrop C.H., Hammitt D.G., et al. Increased risk of monochorionic twinning associated with assisted reproduction. Fertil Steril 1993, 60:510-514.
141. Wright V., Schieve L.A., Vahratian A., et al. Monozygotic twinning associated with day 5 embryo transfer in pregnancies conceived after IVF. Hum Reprod 2004, 19:1831-1836.
142. Yovich J.L., Stanger J.D., Grauaug A., et al. Monozygotic twins from in vitro fertilization. Fertil Steril 41 1984, 833-837.
143. ACOG Practice Bulletin #56 Multiple gestation: complicated twin, triplet, and high-order multifetal pregnancy. Obstet Gynecol 2004, 104:869-883.
144. Aston K.I., Peterson C.M., Carrell D.T. Monozygotic twinning associated with assisted reproductive technologies: a review. Reproduction 2008, 136:377-386.
145. Chambers G.M., Chapman M.G., Grayson N., et al. Babies born after ART treatment cost more than non-ART babies: a cost analysis of inpatient birth-admission costs of singleton and multiple gestation pregnancies. Hum Reprod 2007, 22:3108-3115.
146. Dickey R.P. The relative contribution of assisted reproductive technologies and ovulation induction to multiple births in the United States 5 years after the Society for Assisted Reproductive Technology/American Society for Reproductive Medicine recommendation to limit the number of embryos transferred. Fertil Steril 2007, 88:1554-1561.
147. Ellison M.A., Hotamisligil S., Lee H., et al. Psychosocial risks associated with multiple births resulting from assisted reproduction. Fertil Steril 2005, 83:1422-1428.
148. Evans M.I., Britt D.W. Fetal reduction. Semin Perinatol 2005, 29:321-329.
149. Hack K.E., Derks J.B., Elias S.G., et al. Increased perinatal mortality and morbidity in monochorionic versus dichorionic twin pregnancies: clinical implications of a large Dutch cohort study. BJOG 2008, 115:58-67.
150. Hall J.G. Twinning. Lancet 2003, 362:735-743.
151. Knopman J., Krey L.C., Lee J., et al. Monozygotic twinning: an eight-year experience at a large IVF center. Fertil Steril 2010, 94:502-510.
152. Practice Committee of the American Society for Reproductive Medicine Multiple pregnancy associated with infertility therapy. Fertil Steril 2006, 86(Suppl 1):S106-S110.
153. Norwitz E.R., Edusa V., Park J.S. Maternal physiology and complications of multiple pregnancy. Semin Perinatol 2005, 29:338-348.
154. Thurin A., Hausken J., Hillensjo T., et al. Elective single-embryo transfer versus double-embryo transfer in vitro fertilization. N Engl J Med 2004, 351:2392-2402.