The academic productivity and impact of the University of Toronto Neurosurgery Program as assessed by manuscripts published and their number of citations

Journal of Neurosurgery

Volumn 123, Issue 3, 2015, Pages 561-570

  Lozano, Christopher S ^a   Tam, Joseph ^a   Kulkarni, Abhaya V ^a,b   Lozano, Andres M ^a,c  

^a UNIVERSITY OF TORONTO   (Canada)

^b HOSPITAL FOR SICK CHILDREN   (Canada)

^c TORONTO WESTERN HOSPITAL   (Canada)

Author keywords

Academic neurosurgery; Bibliometrics; E index; G index; H index; I10 index; Ih(5) index

Indexed keywords

ACADEMIC ACHIEVEMENT; ARTICLE; BIBLIOMETRICS; CITATION ANALYSIS; HUMAN; MEDICAL EDUCATION; MEDICAL SCHOOL; NEUROSURGEON; NEUROSURGERY; PERFORMANCE; PRIORITY JOURNAL; PUBLICATION; UNIVERSITY; CANADA; EDUCATION; PRODUCTIVITY; PUBLISHING; STATISTICS AND NUMERICAL DATA;

BIBLIOMETRICS; EFFICIENCY; HUMANS; INTERNSHIP AND RESIDENCY; NEUROSURGERY; ONTARIO; PUBLICATIONS; PUBLISHING;

EID: 84952720339     PISSN: 00223085     EISSN: 19330693     Source Type: Journal    
DOI: 10.3171/2014.12.JNS142553     Document Type: Article

References (63)

1. Al-Khindi T, Macdonald RL, Schweizer TA: Cognitive and functional outcome after aneurysmal subarachnoid hemorrhage. Stroke 41:e519-e536, 2010
2. Ballanger B, van Eimeren T, Moro E, Lozano AM, Hamani C, Boulinguez P, et al: Stimulation of the subthalamic nucleus and impulsivity: release your horses. Ann Neurol 66:817-824, 2009
3. Bronstein JM, Tagliati M, Alterman RL, Lozano AM, Volkmann J, Stefani A, et al: Deep brain stimulation for Parkinson disease: an expert consensus and review of key issues. Arch Neurol 68:165, 2011
4. Cook DJ, Teves L, Tymianski M: Treatment of stroke with a PSD-95 inhibitor in the gyrencephalic primate brain. Nature 483:213-217, 2012
5. da Costa L, Wallace MC, terBrugge KG, O'Kelly C, Willinsky RA, Tymianski M: The natural history and predictive features of hemorrhage from brain arteriovenous malformations. Stroke 40:100-105, 2009
6. Dehdashti AR, Ganna A, Witterick I, Gentili F: Expanded endoscopic endonasal approach for anterior cranial base and suprasellar lesions: indications and limitations. Neurosurgery 64:677-689, 2009
7. Egghe L: Theory and practise of the g-index. Scientometrics 69:131-152, 2006
8. Faughnan ME, Palda VA, Garcia-Tsao G, Geisthoff UW, McDonald J, Proctor DD, et al: International guidelines for the diagnosis and management of hereditary haemorrhagic telangiectasia. J Med Genet 48:73-87, 2011
9. Fernandez-L A, Northcott PA, Dalton J, Fraga C, Ellison D, Angers S, et al: YAP1 is amplified and up-regulated in hedgehog-associated medulloblastomas and mediates Sonic hedgehog-driven neural precursor proliferation. Genes Dev 23:2729-2741, 2009
10. Garzia L, Andolfo I, Cusanelli E, Marino N, Petrosino G, De Martino D, et al: MicroRNA-199b-5p impairs cancer stem cells through negative regulation of HES1 in medulloblastoma. PLoS ONE 4:e4998, 2009
11. Hamani C, Diwan M, Macedo CE, Brandão ML, Shumake J, Gonzalez-Lima F, et al: Antidepressant-like effects of medial prefrontal cortex deep brain stimulation in rats. Biol Psychiatry 67:117-124, 2010
12. Hamani C, Mayberg H, Stone S, Laxton A, Haber S, Lozano AM: The subcallosal cingulate gyrus in the context of major depression. Biol Psychiatry 69:301-308, 2011
13. Hirsch JE: An index to quantify an individual's scientific research output. Proc Natl Acad Sci U S A 102:16569-16572, 2005
14. Johnson RA, Wright KD, Poppleton H, Mohankumar KM, Finkelstein D, Pounds SB, et al: Cross-species genomics matches driver mutations and cell compartments to model ependymoma. Nature 466:632-636, 2010
15. Jones DT, Jäger N, Kool M, Zichner T, Hutter B, Sultan M, et al: Dissecting the genomic complexity underlying medulloblastoma. Nature 488:100-105, 2012
16. Kalra RR, Kestle JR: An assessment of academic productivity in pediatric neurosurgery. J Neurosurg Pediatr 12:262-265, 2013
17. Karimi-Abdolrezaee S, Eftekharpour E, Wang J, Schut D, Fehlings MG: Synergistic effects of transplanted adult neural stem/progenitor cells, chondroitinase, and growth factors promote functional repair and plasticity of the chronically injured spinal cord. J Neurosci 30:1657-1676, 2010
18. Kennedy SH, Giacobbe P, Rizvi SJ, Placenza FM, Nishikawa Y, Mayberg HS, et al: Deep brain stimulation for treatmentresistant depression: follow-up after 3 to 6 years. Am J Psychiatry 168:502-510, 2011
19. Khan N, Thompson CJ, Choudhri AF, Boop FA, Klimo P Jr: Part I: The application of the h-index to groups of individuals and departments in academic neurosurgery. World Neurosurg 80:759-765, 765.e1-765.e3, 2013
20. Khan NR, Thompson CJ, Taylor DR, Venable GT, Wham RM, Michael LM II, et al: An analysis of publication productivity for 1225 academic neurosurgeons and 99 departments in the United States. J Neurosurg 120:746-755, 2014
21. Kim BY, Rutka JT, Chan WC: Nanomedicine. N Engl J Med 363:2434-2443, 2010
22. Klimo P Jr, Venable GT, Khan NR, Taylor DR, Shepherd BA, Thompson CJ, et al: Bibliometric evaluation of pediatric neurosurgery in North America. J Neurosurg Pediatr 14:695-703, 2014
23. Kool M, Korshunov A, Remke M, Jones DT, Schlanstein M, Northcott PA, et al: Molecular subgroups of medulloblastoma: an international meta-analysis of transcriptome, genetic aberrations, and clinical data of WNT, SHH, Group 3, and Group 4 medulloblastomas. Acta Neuropathol 123:473-484, 2012
24. Kulkarni AV, Aziz B, Shams I, Busse JW: Comparisons of citations in Web of Science, Scopus, and Google Scholar for articles published in general medical journals. JAMA 302:1092-1096, 2009
25. Lau A, Tymianski M: Glutamate receptors, neurotoxicity and neurodegeneration. Pflugers Arch 460:525-542, 2010
26. Laxton AW, Tang-Wai DF, McAndrews MP, Zumsteg D, Wennberg R, Keren R, et al: A phase I trial of deep brain stimulation of memory circuits in Alzheimer's disease. Ann Neurol 68:521-534, 2010
27. Li M, Lee KF, Lu Y, Clarke I, Shih D, Eberhart C, et al: Frequent amplification of a chr19q13.41 microRNA polycistron in aggressive primitive neuroectodermal brain tumors. Cancer Cell 16:533-546, 2009
28. Macdonald RL, Higashida RT, Keller E, Mayer SA, Molyneux A, Raabe A, et al: Clazosentan, an endothelin receptor antagonist, in patients with aneurysmal subarachnoid haemorrhage undergoing surgical clipping: a randomised, doubleblind, placebo-controlled phase 3 trial (CONSCIOUS-2). Lancet Neurol 10:618-625, 2011
29. Marks WJ Jr, Bartus RT, Siffert J, Davis CS, Lozano A, Boulis N, et al: Gene delivery of AAV2-neurturin for Parkinson's disease: a double-blind, randomised, controlled trial. Lancet Neurol 9:1164-1172, 2010
30. Meissner WG, Frasier M, Gasser T, Goetz CG, Lozano A, Piccini P, et al: Priorities in Parkinson's disease research. Nat Rev Drug Discov 10:377-393, 2011
31. Morgenstern LB, Hemphill JC III, Anderson C, Becker K, Broderick JP, Connolly ES Jr, et al: Guidelines for the management of spontaneous intracerebral hemorrhage: a guideline for healthcare professionals from the American Heart Association/American Stroke Association. Stroke 41:2108-2129, 2010
32. Moro E, Hamani C, Poon YY, Al-Khairallah T, Dostrovsky JO, Hutchison WD, et al: Unilateral pedunculopontine stimulation improves falls in Parkinson's disease. Brain 133:215-224, 2010
33. Moro E, Lozano AM, Pollak P, Agid Y, Rehncrona S, Volkmann J, et al: Long-term results of a multicenter study on subthalamic and pallidal stimulation in Parkinson's disease. Mov Disord 25:578-586, 2010
34. Nguyen LV, Vanner R, Dirks P, Eaves CJ: Cancer stem cells: an evolving concept. Nat Rev Cancer 12:133-143, 2012
35. Northcott PA, Fernandez-L A, Hagan JP, Ellison DW, Grajkowska W, Gillespie Y, et al: The miR-17/92 polycistron is up-regulated in sonic hedgehog-driven medulloblastomas and induced by N-myc in sonic hedgehog-treated cerebellar neural precursors. Cancer Res 69:3249-3255, 2009
36. Northcott PA, Korshunov A, Witt H, Hielscher T, Eberhart CG, Mack S, et al: Medulloblastoma comprises four distinct molecular variants. J Clin Oncol 29:1408-1414, 2011
37. Northcott PA, Nakahara Y, Wu X, Feuk L, Ellison DW, Croul S, et al: Multiple recurrent genetic events converge on control of histone lysine methylation in medulloblastoma. Nat Genet 41:465-472, 2009
38. Northcott PA, Shih DJ, Peacock J, Garzia L, Morrissy AS, Zichner T, et al: Subgroup-specific structural variation across 1,000 medulloblastoma genomes. Nature 488:49-56, 2012
39. Parsons DW, Li M, Zhang X, Jones S, Leary RJ, Lin JC, et al: The genetic landscape of the childhood cancer medulloblastoma. Science 331:435-439, 2011
40. Pluta RM, Hansen-Schwartz J, Dreier J, Vajkoczy P, Macdonald RL, Nishizawa S, et al: Cerebral vasospasm following subarachnoid hemorrhage: time for a new world of thought. Neurol Res 31:151-158, 2009
41. Pollard SM, Yoshikawa K, Clarke ID, Danovi D, Stricker S, Russell R, et al: Glioma stem cell lines expanded in adherent culture have tumor-specific phenotypes and are suitable for chemical and genetic screens. Cell Stem Cell 4:568-580, 2009
42. Ponce FA, Lozano AM: Academic impact and rankings of American and Canadian neurosurgical departments as assessed using the h index. J Neurosurg 113:447-457, 2010
43. Pugh TJ, Weeraratne SD, Archer TC, Pomeranz Krummel DA, Auclair D, Bochicchio J, et al: Medulloblastoma exome sequencing uncovers subtype-specific somatic mutations. Nature 488:106-110, 2012
44. Rausch T, Jones DT, Zapatka M, Stütz AM, Zichner T, Weischenfeldt J, et al: Genome sequencing of pediatric medulloblastoma links catastrophic DNA rearrangements with TP53 mutations. Cell 148:59-71, 2012
45. Sampson JH, Archer G, Pedain C, Wembacher-Schröder E, Westphal M, Kunwar S, et al: Poor drug distribution as a possible explanation for the results of the PRECISE trial. J Neurosurg 113:301-309, 2010
46. Stone SS, Teixeira CM, Devito LM, Zaslavsky K, Josselyn SA, Lozano AM, et al: Stimulation of entorhinal cortex promotes adult neurogenesis and facilitates spatial memory. J Neurosci 31:13469-13484, 2011
47. Sturm D, Witt H, Hovestadt V, Khuong-Quang DA, Jones DT, Konermann C, et al: Hotspot mutations in H3F3A and IDH1 define distinct epigenetic and biological subgroups of glioblastoma. Cancer Cell 22:425-437, 2012
48. Sun HS, Jackson MF, Martin LJ, Jansen K, Teves L, Cui H, et al: Suppression of hippocampal TRPM7 protein prevents delayed neuronal death in brain ischemia. Nat Neurosci 12:1300-1307, 2009
49. Szydlowska K, Tymianski M: Calcium, ischemia and excitotoxicity. Cell Calcium 47:122-129, 2010
50. Taylor DR, Venable GT, Jones GM, Lepard JR, Roberts ML, Saleh N, et al: Five-year institutional bibliometric profiles for 103 US neurosurgical residency programs. J Neurosurg [epub ahead of print June 26, 2015. DOI: 10.3171/2014.10. JNS141025]
51. Taylor MD, Northcott PA, Korshunov A, Remke M, Cho YJ, Clifford SC, et al: Molecular subgroups of medulloblastoma: the current consensus. Acta Neuropathol 123:465-472, 2012
52. Tetzlaff W, Okon EB, Karimi-Abdolrezaee S, Hill CE, Sparling JS, Plemel JR, et al: A systematic review of cellular transplantation therapies for spinal cord injury. J Neurotrauma 28:1611-1682, 2011
53. Times Higher Education: World University Rankings 2013-2014. (http://www.timeshighereducation.co.uk/worlduniversity-rankings/2013-14/world-ranking)[Accessed May 21, 2015]
54. Tomei KL, Nahass MM, Husain Q, Agarwal N, Patel SK, Svider PF, et al: A gender-based comparison of academic rank and scholarly productivity in academic neurological surgery. J Clin Neurosci 21:1102-1105, 2014
55. Venable GT, Khan NR, Taylor DR, Thompson CJ, Michael LM, Klimo P Jr: A correlation between National Institutes of Health funDing and bibliometrics in neurosurgery. World Neurosurg 81:468-472, 2014
56. Vergouwen MD, Vermeulen M, van Gijn J, Rinkel GJ, Wijdicks EF, Muizelaar JP, et al: Definition of delayed cerebral ischemia after aneurysmal subarachnoid hemorrhage as an outcome event in clinical trials and observational studies: proposal of a multidisciplinary research group. Stroke 41:2391-2395, 2010
57. Volkmann J, Albanese A, Kulisevsky J, Tornqvist AL, Houeto JL, Pidoux B, et al: Long-term effects of pallidal or subthalamic deep brain stimulation on quality of life in Parkinson's disease. Mov Disord 24:1154-1161, 2009
58. Ward RJ, Lee L, Graham K, Satkunendran T, Yoshikawa K, Ling E, et al: Multipotent CD15+ cancer stem cells in patched-1-deficient mouse medulloblastoma. Cancer Res 69:4682-4690, 2009
59. Wilkes FA, Akram H, Hyam JA, Kitchen ND, Hariz MI, Zrinzo L: Publication productivity of neurosurgeons in Great Britain and Ireland. J Neurosurg 122:948-954, 2015
60. Wolf A, Agnihotri S, Micallef J, Mukherjee J, Sabha N, Cairns R, et al: Hexokinase 2 is a key mediator of aerobic glycolysis and promotes tumor growth in human glioblastoma multiforme. J Exp Med 208:313-326, 2011
61. Wu X, Northcott PA, Dubuc A, Dupuy AJ, Shih DJ, Witt H, et al: Clonal selection drives genetic divergence of metastatic medulloblastoma. Nature 482:529-533, 2012
62. Zhou BB, Zhang H, Damelin M, Geles KG, Grindley JC, Dirks PB: Tumour-initiating cells: challenges and opportunities for anticancer drug discovery. Nat Rev Drug Discov 8:806-823, 2009
63. Zhang CT: The e-index, complementing the h-index for excess citations. PLoS ONE 4:e5429, 2009