819 844
mass and normal preoperative renal function. Eur Urol
2015;67:683–9.
[47]
Tomaszewski JJ, Kutikov A. Retrospective comparison of cardiovas- cular risk in preselected patients undergoing kidney cancer sur- gery: reflection of reality or simply what we want to hear? Eur Urol 2015;67:690–1.[48]
Shuch B, Hanley J, Lai J, et al. Overall survival advantage with partial nephrectomy: a bias of observational data? Cancer 2013;119: 2981–9.
[49]
Woldu SL, Weinberg AC, Korets R, et al. Who really benefits from nephron-sparing surgery? Urology 2014;84:860–8.[50]
Mir MC, Derweesh I, Porpiglia F, Zargar H, Mottrie A, Autorino R. Partial nephrectomy versus radical nephrectomy for clinical T1b and T2 renal tumors: a systematic review and meta-analysis of comparative studies. Eur Urol 2017;71:606–17.[51]
Guyatt GH, Sackett DL, Cook DJ. Evidence-Based Medicine Working Group. Users’ guides to the medical literature II: how to use an article about therapy or prevention (A): are the results of the study valid? JAMA 1993;270:2598–601.[52]
Ford AC, Guyatt GH, Talley NJ, Moayyedi P. Errors in the conduct of systematic reviews of pharmacological interventions for irritable bowel syndrome. Am J Gastroenterol 2010;105:280–8.[53]
Jaeschke R, Guyatt GH, Dellinger P, et al. Use of GRADE grid to reach decisions on clinical practice guidelines when consensus is elusive. Br Med J 2008;337:a744.
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