Vitamin D: Evidence and controversies;La vitamina D: evidencias y controversias

Actas Dermo-Sifiliograficas

Volumn 102, Issue 8, 2011, Pages 572-588

  Gilaberte, Y ^a,b   Aguilera, J ^c   Carrascosa, J M ^d   Figueroa, F L ^c   Romani De Gabriel J ^e   Nagore, E ^f  

^a HOSPITAL SAN JORGE   (Spain)

^b INSTITUTO ARAGONÉS DE CIENCIAS DE LA SALUD   (Spain)

^c UNIVERSITY OF MÁLAGA   (Spain)

^d HOSPITAL UNIVERSITARI GERMANS TRIAS I PUJOL   (Spain)

^e UNIVERSITAT AUTÒNOMA DE BARCELONA   (Spain)

^f INSTITUTO VALENCIANO DE ONCOLOGÍA   (Spain)

Author keywords

Cancer; Immunology; Ultraviolet rays; Vitamin D

Indexed keywords

VITAMIN D;

BLOOD LEVEL; DIET SUPPLEMENTATION; DRUG EFFECT; HUMAN; REVIEW; SKIN CANCER; SUN EXPOSURE; ULTRAVIOLET RADIATION; VITAMIN D DEFICIENCY;

EID: 80053010556     PISSN: 00017310     EISSN: 15782190     Source Type: Journal    
DOI: 10.1016/j.ad.2011.03.015     Document Type: Short Survey

References (115)

1. A. Norman From vitamin D to hormone D: fundamentals of the vitamin D endocrine system essential for good health Am J Clin Nutr 88 2008 491S 499S
2. W. Grant An ecologic study of cancer mortality rates in Spain with respect to indices of solar UVB irradiance and smoking Int J Cancer 120 2007 1123 1128 (Pubitemid 46214316)
3. I.A. Van der Mei, A.L. Ponsonby, L. Blizzard, and T. Dwyer Regional variation in multiple sclerosis prevalence in Australia and its association with ambient ultraviolet radiation Neuroepidemiology 20 2001 168 174 (Pubitemid 32718873)
4. M. Cantorna, and B. Mahon Mounting evidence for vitamin D as an environmental factor affecting autoimmune disease prevalence Exp Biol Med (Maywood) 229 2004 1136 1142 (Pubitemid 39602256)
5. M. Holick Vitamin D: A millennium perspective J Cell Biochem 88 2003 296 307
6. M. Holick Sunlight and vitamin D for bone health and prevention of autoimmune diseases, cancers, and cardiovascular disease Am J Clin Nutr 80 2004 1678S 1688S
7. M. Holick Evolution and function of vitamin D Recent Results Cancer Res 164 2003 3 28
8. Jerdrzej Sniadecki JS (1768-1838) on the cure of rickets. (1840) Cited by: W Mozolowski. Nature. 1939;143:121-4.
9. A. Hess The Prevention and Cure of Rickets by Sunlight Am J Public Health (NY) 12 1922 104 107
10. J. Bauer, and R. Freyberg Vitamin D intoxication with metastatic calcification J Am Med Assoc 130 1946 1208 1215
11. J. Romaní de Gabriel Vitamin D Actas Dermosifiliogr 101 2010 739 741
12. A.F. McKinlay, and B.L. Diffey A Reference spectrum for ultraviolet induced erythema in human skin Comm Int D'Eclairage J 6 1987 17 22 (Pubitemid 17640075)
13. F.R. De Gruijl, H.J. Sterenborg, P.D. Forbes, R.E. Davies, C. Cole, and G. Kelfkens Wavelength dependence of skin cancer induction by ultraviolet irradiation of albino hairless mice Cancer Res 53 1993 53 60 (Pubitemid 23019376)
14. S. Wang, R. Setlow, M. Berwick, D. Polsky, A. Marghoob, and A. Kopf Ultraviolet A and melanoma: a review J Am Acad Dermatol 44 2001 837 846 (Pubitemid 32391174)
15. J. Moan, A. Porojnicu, and A. Dahlback Ultraviolet radiation and malignant melanoma Adv Exp Med Biol 624 2008 104 116
16. The WHO Environmental Health Criteria Series. Wkly Epidemiol Rec. 1994; 69:248-50.
17. V. Fioletov, L. McArthur, T. Mathews, and L. Marrett On the relationship between erythemal and vitamin D action spectrum weighted ultraviolet radiation J Photochem Photobiol B 95 2009 9 16
18. A. Andrady, P.J. Aucamp, A.F. Bais, C.L. Ballaré, L.O. Björn, and J.F. Bornman Environmental effects of ozone depletion and its interactions with climate change: progress report, 2009 Photochem Photobiol Sci 9 2010 275 294
19. A. Samanek, E. Croager, P. Gies, E. Milne, R. Prince, and A. McMichael Estimates of beneficial and harmful sun exposure times during the year for major Australian population centres Med J Aust 184 2006 338 341
20. T. Fitzpatrick Soleil et peau J Med Esthet 2 1975 33 34
21. Erythema Reference Action Spectrum and Standard Erythema Dose (Vienna: CIE). En: C. D. 007.3/E editor 1997.
22. A. Webb, and O. Engelsen Calculated ultraviolet exposure levels for a healthy vitamin D status Photochem Photobiol 82 2006 1697 1703 (Pubitemid 46158866)
23. T. Hagenau, R. Vest, T.N. Gissel, C.S. Poulsen, M. Erlandsen, and L. Mosekilde Global vitamin D levels in relation to age, gender, skin pigmentation and latitude: an ecologic meta-regression analysis Osteoporos Int 20 2009 133 140
24. N.O. Kuchuk, S.M. Pluijm, N.M. Van Schoor, C.W. Looman, J.H. Smit, and P. Lips Relationships of serum 25-hydroxyvitamin D to bone mineral density and serum parathyroid hormone and markers of bone turnover in older persons J Clin Endocrinol Metab 94 2009 1244 1250
25. L.A. Armas, S. Dowell, M. Akhter, S. Duthuluru, C. Huerter, and B.W. Hollis Ultraviolet-B radiation increases serum 25-hydroxyvitamin D levels: the effect of UVB dose and skin color J Am Acad Dermatol 57 2007 588 593 (Pubitemid 47384914)
26. M. Holick Environmental factors that influence the cutaneous production of vitamin D Am J Clin Nutr 61 1995 638S 645S
27. D. Malvy, C. Guinot, P. Preziosi, P. Galan, M. Chapuy, and M. Maamer Relationship between vitamin D status and skin phototype in general adult population Photochem Photobiol 71 2000 466 469
28. M.K. Bogh, A.V. Schmedes, P.A. Philipsen, E. Thieden, and H.C. Wulf Vitamin D production after UVB exposure depends on baseline vitamin D and total cholesterol but not on skin pigmentation J Invest Dermatol 130 2010 546 553
29. M. Norval, A. Cullen, F. de Gruijl, J. Longstreth, Y. Takizawa, and R. Lucas The effects on human health from stratospheric ozone depletion and its interactions with climate change Photochem Photobiol Sci 6 2007 232 251 (Pubitemid 46385676)
30. K. Querings, and J. Reichrath A plea for the analysis of Vitamin-D levels in patients under photoprotection, including patients with xeroderma pigmentosum (XP) and basal cell nevus syndrome (BCNS) Cancer Causes Control 15 2004 219 (Pubitemid 38445369)
31. R. McKenzie, P. Aucamp, A. Bais, L. Björn, and M. Ilyas Changes in biologically-active ultraviolet radiation reaching the Earth's surface Photochem Photobiol Sci 6 2007 218 231 (Pubitemid 46389340)
32. J. Schauber, and R. Gallo The vitamin D pathway: a new target for control of the skin's immune response? Exp Dermatol 17 2008 633 639 (Pubitemid 352044354)
33. C. Mathieu, E. Van Etten, B. Decallonne, A. Guilietti, C. Gysemans, and R. Bouillon Vitamin D and 1,25-dihydroxyvitamin D3 as modulators in the immune system J Steroid Biochem Mol Biol 89-90 2004 449 452 (Pubitemid 38844328)
34. E. Van Etten, K. Stoffels, C. Gysemans, C. Mathieu, and L. Overbergh Regulation of vitamin D homeostasis: implications for the immune system Nutr Rev 66 2008 S125 134
35. H. Deluca, and M. Cantorna Vitamin D: its role and uses in immunology FASEB J 15 2001 2579 2585 (Pubitemid 33131084)
36. M. Hewison, L. Freeman, S. Hughes, K. Evans, R. Bland, and A. Eliopoulos Differential regulation of vitamin D receptor and its ligand in human monocyte-derived dendritic cells J Immunol 170 2003 5382 5390 (Pubitemid 36617823)
37. L. Adorini, N. Giarratana, and G. Penna Pharmacological induction of tolerogenic dendritic cells and regulatory T cells Semin Immunol 16 2004 127 134 (Pubitemid 38234763)
38. H. Sigmundsdottir, J. Pan, G.F. Debes, C. Alt, A. Habtezion, and D. Soler DCs metabolize sunlight-induced vitamin D3 to 'program' T cell attraction to the epidermal chemokine CCL27 Nat Immunol 8 2007 285 293 (Pubitemid 46745378)
39. P. De Haes, M. Garmyn, A. Verstuyf, P. De Clercq, M. Vandewalle, and H. Degreef 1,25-Dihydroxyvitamin D3 and analogues protect primary human keratinocytes against UVB-induced DNA damage J Photochem Photobiol B 78 2005 141 148 (Pubitemid 40123688)
40. R. Gupta, K.M. Dixon, S.S. Deo, C.J. Holliday, M. Slater, and G.M. Halliday Photoprotection by 1,25 dihydroxyvitamin D3 is associated with an increase in p53 and a decrease in nitric oxide products J Invest Dermatol 127 2007 707 715
41. R. Mason, V. Sequeira, K. Dixon, C. Gordon-Thomson, K. Pobre, and A. Dilley Photoprotection by 1alpha, 25-dihydroxyvitamin D and analogs: further studies on mechanisms and implications for UV-damage J Steroid Biochem Mol Biol 121 2010 164 168
42. T. Hata, and R. Gallo Antimicrobial peptides, skin infections, and atopic dermatitis Semin Cutan Med Surg 27 2008 144 150 (Pubitemid 351938749)
43. K. Edfeldt, P.T. Liu, R. Chun, M. Fabri, M. Schenk, and M. Wheelwright T-cell cytokines differentially control human monocyte antimicrobial responses by regulating vitamin D metabolism Proc Natl Acad Sci USA 107 2010 22593 22598
44. T.D. Thacher, and B.L. Clarke Vitamin D insufficiency Mayo Clin Proc 86 2011 50 60
45. H. DeLuca Overview of general physiologic features and functions of vitamin D Am J Clin Nutr 80 2004 1689S 1696S
46. H.A. Bischoff-Ferrari, A. Shao, B. Dawson-Hughes, J. Hathcock, E. Giovannucci, and W.C. Willett Benefit-risk assessment of vitamin D supplementation Osteoporos Int 21 2010 1121 1132
47. K.M. Sanders, A.L. Stuart, E.J. Williamson, J.A. Simpson, M.A. Kotowicz, and D. Young Annual high-dose oral vitamin D and falls and fractures in older women: a randomized controlled trial JAMA 303 2010 1815 1822
48. K.L. Munger, L.I. Levin, B.W. Hollis, N.S. Howard, and A. Ascherio Serum 25-hydroxyvitamin D levels and risk of multiple sclerosis JAMA 296 2006 2832 2838 (Pubitemid 44969183)
49. J. Smolders Vitamin d and multiple sclerosis: correlation, causality, and controversy Autoimmune Dis 2011 629538
50. C. Hayes Vitamin D: a natural inhibitor of multiple sclerosis Proc Nutr Soc 59 2000 531 535 (Pubitemid 32002983)
51. J. Svensson, A. Lyngaae-Jørgensen, B. Carstensen, L. Simonsen, H. Mortensen, and D.C.D. Registry Long-term trends in the incidence of type 1 diabetes in Denmark: the seasonal variation changes over time Pediatr Diabetes 10 2009 248 254
52. S. Mohr, C. Garland, E. Gorham, and F. Garland The association between ultraviolet B irradiance, vitamin D status and incidence rates of type 1 diabetes in 51 regions worldwide Diabetologia 51 2008 1391 1398
53. E. Hyppönen, E. Läärä, A. Reunanen, M. Järvelin, and S. Virtanen Intake of vitamin D and risk of type 1 diabetes: a birth-cohort study Lancet 358 2001 1500 1503 (Pubitemid 33055701)
54. J. Krafka, and G. Augusta A simple treatment for psoriasis J Lab Clin Med 21 1936 1147 1148
55. T. Ea The treatment of psoriasis with various vitamin D preparations Ill Med J 78 1940 352 360
56. S. Morimoto, and Y. Kumahara A patient with psoriasis cured by 1 alpha-hydroxyvitamin D3 Med J Osaka Univ 35 1985 51 54
57. J.R. Wu-Wong, J. Tian, and D. Goltzman Vitamin D analogs as therapeutic agents: a clinical study update Curr Opin Investig Drugs 5 2004 320 326
58. S. Morimoto, K. Yoshikawa, K. Fukuo, T. Shiraishi, E. Koh, and S. Imanaka Inverse relation between severity of psoriasis and serum 1,25-dihydroxy-vitamin D level J Dermatol Sci 1 1990 277 282 (Pubitemid 20267340)
59. H. Okita, T. Ohtsuka, A. Yamakage, and S. Yamazaki Polymorphism of the vitamin D(3) receptor in patients with psoriasis Arch Dermatol Res 294 2002 159 162 (Pubitemid 34744001)
60. M. Peric, S. Koglin, Y. Dombrowski, K. Gross, E. Bradac, and A. Büchau Vitamin D analogs differentially control antimicrobial peptide/"alarmin" expression in psoriasis PLoS One 4 2009 e6340
61. K. Vähävihu, M. Ala-Houhala, M. Peric, P. Karisola, H. Kautiainen, and T. Hasan Narrowband ultraviolet B treatment improves vitamin D balance and alters antimicrobial peptide expression in skin lesions of psoriasis and atopic dermatitis Br J Dermatol 163 2010 321 328
62. M. Cantorna, C. Hayes, and H. De Luca 1,25-Dihydroxycholecalciferol inhibits the progression of arthritis in murine models of human arthritis J Nutr 128 1998 68 72 (Pubitemid 28087178)
63. D.L. Kamen Vitamin D in lupus-new kid on the block? Bull NYU Hosp Jt Dis 68 2010 218 222
64. L. Jeng, A. Yamshchikov, S. Judd, H. Blumberg, G. Martin, and T. Ziegler Alterations in vitamin D status and anti-microbial peptide levels in patients in the intensive care unit with sepsis J Transl Med 7 2009 28
65. P. Liu, S. Stenger, H. Li, L. Wenzel, B. Tan, and S. Krutzik Toll-like receptor triggering of a vitamin D-mediated human antimicrobial response Science 311 2006 1770 1773
66. I. Laaksi, J.P. Ruohola, P. Tuohimaa, A. Auvinen, R. Haataja, and H. Pihlajamäki An association of serum vitamin D concentrations < 40 nmol/L with acute respiratory tract infection in young Finnish men Am J Clin Nutr 86 2007 714 717 (Pubitemid 47435839)
67. A.A. Ginde, J.M. Mansbach, and C.A. Camargo Association between serum 25-hydroxyvitamin D level and upper respiratory tract infection in the Third National Health and Nutrition Examination Survey Arch Intern Med 169 2009 384 390
68. D. Roth, A. Jones, C. Prosser, J. Robinson, and S. Vohra Vitamin D receptor polymorphisms and the risk of acute lower respiratory tract infection in early childhood J Infect Dis 197 2008 676 680 (Pubitemid 351364466)
69. A.V. Yamshchikov, N.S. Desai, H.M. Blumberg, T.R. Ziegler, and V. Tangpricha Vitamin D for treatment and prevention of infectious diseases: a systematic review of randomized controlled trials Endocr Pract 15 2009 438 449
70. Y.C. Li Vitamin D regulation of the renin-angiotensin system J Cell Biochem 88 2003 327 331 (Pubitemid 36119906)
71. E.D. Burgess, R.G. Hawkins, and M. Watanabe Interaction of 1,25-dihydroxyvitamin D and plasma renin activity in high renin essential hypertension Am J Hypertens 3 1990 903 905
72. S.E. Judd, M.S. Nanes, T.R. Ziegler, P.W. Wilson, and V. Tangpricha Optimal vitamin D status attenuates the age-associated increase in systolic blood pressure in white Americans: results from the third National Health and Nutrition Examination Survey Am J Clin Nutr 87 2008 136 141
73. M.D. Witham, M.A. Nadir, and A.D. Struthers Effect of vitamin D on blood pressure: a systematic review and meta-analysis J Hypertens 27 2009 1948 1954
74. S. Pilz, A. Tomaschitz, E. Ritz, and T.R. Pieber Medscape. Vitamin D status and arterial hypertension: a systematic review Nat Rev Cardiol 6 2009 621 630
75. M. Rauchhaus, W. Doehner, D.P. Francis, C. Davos, M. Kemp, and C. Liebenthal Plasma cytokine parameters and mortality in patients with chronic heart failure Circulation 102 2000 3060 3067
76. D.H. Kim, S. Sabour, U.N. Sagar, S. Adams, and D.J. Whellan Prevalence of hypovitaminosis D in cardiovascular diseases (from the National Health and Nutrition Examination Survey 2001 to 2004) Am J Cardiol 102 2008 1540 1544
77. A.G. Barnett, M. De Looper, and J.F. Fraser The seasonality in heart failure deaths and total cardiovascular deaths Aust N Z J Public Health 32 2008 408 413
78. I. Gouni-Berthold, W. Krone, and H.K. Berthold Vitamin D and cardiovascular disease Curr Vasc Pharmacol 7 2009 414 422
79. S.S. Schleithoff, A. Zittermann, G. Tenderich, H.K. Berthold, P. Stehle, and R. Koerfer Vitamin D supplementation improves cytokine profiles in patients with congestive heart failure: a double-blind, randomized, placebo-controlled trial Am J Clin Nutr 83 2006 754 759 (Pubitemid 44713136)
80. F. Boscoe, and M. Schymura Solar ultraviolet-B exposure and cancer incidence and mortality in the United States, 1993-2002 BMC Cancer 6 2006 264
81. J. Knight, M. Lesosky, H. Barnett, J. Raboud, and R. Vieth Vitamin D and reduced risk of breast cancer: a population-based case-control study Cancer Epidemiol Biomarkers Prev 16 2007 422 429 (Pubitemid 46548644)
82. J.E. Osborne, and P.E. Hutchinson Vitamin D and systemic cancer: is this relevant to malignant melanoma? Br J Dermatol 147 2002 197 213
83. M.C. Chapuy, P. Preziosi, M. Maamer, S. Arnaud, P. Galan, and S. Hercberg Prevalence of vitamin D insufficiency in an adult normal population Osteoporos Int 7 1997 439 443 (Pubitemid 27443069)
84. R.P. Heaney Functional indices of vitamin D status and ramifications of vitamin D deficiency Am J Clin Nutr 80 2004 1706S 1709S
85. P. Chen, P. Hu, D. Xie, Y. Qin, F. Wang, and H. Wang Meta-analysis of vitamin D, calcium and the prevention of breast cancer Breast Cancer Res Treat 121 2009 469 477
86. J.A. Randerson-Moor, J.C. Taylor, F. Elliott, Y.M. Chang, S. Beswick, and K. Kukalizch Vitamin D receptor gene polymorphisms, serum 25-hydroxyvitamin D levels, and melanoma: UK case-control comparisons and a meta-analysis of published VDR data Eur J Cancer 45 2009 3271 3281
87. L. Yin, N. Grandi, E. Raum, U. Haug, V. Arndt, and H. Brenner Meta-analysis: longitudinal studies of serum vitamin D and colorectal cancer risk Aliment Pharmacol Ther 30 2009 113 125
88. L. Yin, E. Raum, U. Haug, V. Arndt, and H. Brenner Meta-analysis of longitudinal studies: Serum vitamin D and prostate cancer risk Cancer Epidemiol 33 2009 435 445
89. E. Giovannucci, Y. Liu, E. Rimm, B. Hollis, C. Fuchs, and M. Stampfer Prospective study of predictors of vitamin D status and cancer incidence and mortality in men J Natl Cancer Inst 98 2006 451 459
90. G.K. Whitfield, L.S. Remus, P.W. Jurutka, H. Zitzer, A.K. Oza, and H.T. Dang Functionally relevant polymorphisms in the human nuclear vitamin D receptor gene Mol Cell Endocrinol 177 2001 145 159 (Pubitemid 32506815)
91. S. Raimondi, H. Johansson, P. Maisonneuve, and S. Gandini Review and meta-analysis on vitamin D receptor polymorphisms and cancer risk Carcinogenesis 30 2009 1170 1180
92. I. Dogan, H.I. Onen, A.S. Yurdakul, E. Konac, C. Ozturk, and A. Varol Polymorphisms in the vitamin D receptor gene and risk of lung cancer Med Sci Monit 15 2009 BR232 BR242
93. J.A. Newton-Bishop, S. Beswick, J. Randerson-Moor, Y.M. Chang, P. Affleck, and F. Elliott Serum 25-hydroxyvitamin D3 levels are associated with breslow thickness at presentation and survival from melanoma J Clin Oncol 27 2009 5439 5444
94. J. Tang, A. Wu, E. Linos, N. Parimi, W. Lee, and M. Aszterbaum High prevalence of vitamin D deficiency in patients with basal cell nevus syndrome Arch Dermatol 146 2010 1105 1110
95. IARC Working Group. Vitamin D and Cancer. Ginebra: Suiza: WHO Press; 2008.
96. C.F. Garland, W.B. Grant, B.J. Boucher, H.S. Cross, F.C. Garland, and O. Gillie Open letter to IARC Director Christopher P. Wild-Re: IARC Working Group Report 5: Vitamin D and Cancer Dermatoendocrinol 1 2009 119 120
97. K. Seamans, and K. Cashman Existing and potentially novel functional markers of vitamin D status: a systematic review Am J Clin Nutr 89 2009 1997S 2008S
98. M.A. Weinstock, and A.M. Moses Skin cancer meets vitamin D: the way forward for dermatology and public health J Am Acad Dermatol 61 2009 720 724
99. A.C. Ross, J.E. Manson, S.A. Abrams, J.F. Aloia, P.M. Brannon, and S.K. Clinton The 2011 report on dietary reference intakes for calcium and vitamin D from the Institute of Medicine: what clinicians need to know J Clin Endocrinol Metab 96 2011 53 58
100. A. Andrady, P. Aucamp, A. Bais, C. Ballaré, L. Bjorn, and J. Bornman Environmental effects of ozone depletion: 2006 assessment: interactions of ozone depletion and climate change. Executive summary Photochem Photobiol Sci 6 2007 212 217 (Pubitemid 46385681)
101. Grant W, Moan J, Reichrath J. Comment on "the effects on human health from stratospheric ozone depletion and its interactions with climate change" by M. Norval, A.P. Cullen, F.R. de Gruijl, J. Longstreth, Y. Takizawa, R.M. Lucas, F.P. Noonan and J. C. van der Leun. Photochem Photobiol Sci. 2007;6:232.
102. Photochem Photobiol Sci. 2007; 6:912-15; discussion 6-8.
103. W. Grant, C. Garland, and M. Holick Comparisons of estimated economic burdens due to insufficient solar ultraviolet irradiance and vitamin D and excess solar UV irradiance for the United States Photochem Photobiol 81 2005 1276 1286 (Pubitemid 43035836)
104. B.A. Gilchrest Sun protection and Vitamin D: three dimensions of obfuscation J Steroid Biochem Mol Biol 103 2007 655 663 (Pubitemid 46401321)
105. N. Binkley, R. Novotny, D. Krueger, T. Kawahara, Y. Daida, and G. Lensmeyer Low vitamin D status despite abundant sun exposure J Clin Endocrinol Metab 92 2007 2130 2135 (Pubitemid 46997111)
106. B. Peters, L. dos Santos, M. Fisberg, R. Wood, and L. Martini Prevalence of vitamin D insufficiency in Brazilian adolescents Ann Nutr Metab 54 2009 15 21
107. T. Hagenau, R. Vest, T. Gissel, C. Poulsen, M. Erlandsen, and L. Mosekilde Global vitamin D levels in relation to age, gender, skin pigmentation and latitude: an ecologic meta-regression analysis Osteoporos Int 20 2009 133 140
108. V. Terushkin, A. Bender, E.L. Psaty, O. Engelsen, S.Q. Wang, and A.C. Halpern Estimated equivalency of vitamin D production from natural sun exposure versus oral vitamin D supplementation across seasons at two US latitudes J Am Acad Dermatol 62 2010 929.e1 929.e9
109. C. Ryan, B. Moran, M.J. McKenna, B.F. Murray, J. Brady, and P. Collins The effect of narrowband UV-B treatment for psoriasis on vitamin D status during wintertime in Ireland Arch Dermatol 146 2010 836 842
110. M. Norval, and H. Wulf Does chronic sunscreen use reduce vitamin D production to insufficient levels? Br J Dermatol 161 2009 732 736
111. B. Diffey Do white British children and adolescents get enough sunlight? BMJ 331 2005 3 4 (Pubitemid 40942531)
112. E. Thieden, P.A. Philipsen, J. Heydenreich, and H.C. Wulf Vitamin D level in summer and winter related to measured UVR exposure and behavior Photochem Photobiol 85 2009 1480 1484
113. C. Cusack, C. Danby, J.C. Fallon, W.L. Ho, B. Murray, and J. Brady Photoprotective behaviour and sunscreen use: impact on vitamin D levels in cutaneous lupus erythematosus Photodermatol Photoimmunol Photomed 24 2008 260 267
114. J. Aloia, M. Patel, R. Dimaano, M. Li-Ng, S. Talwar, and M. Mikhail Vitamin D intake to attain a desired serum 25-hydroxyvitamin D concentration Am J Clin Nutr 87 2008 1952 1958 (Pubitemid 351872664)
115. A.R. Young Some light on the photobiology of vitamin D J Invest Dermatol 130 2010 346 348