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Randomisation to protect against selection bias in healthcare trials.
Odgaard-Jensen J, Vist GE, Timmer A, Kunz R, Akl EA, Schünemann H, Briel M, Nordmann AJ, Pregno S, Oxman AD. Odgaard-Jensen J, et al. Among authors: oxman ad. Cochrane Database Syst Rev. 2011 Apr 13;2011(4):MR000012. doi: 10.1002/14651858.MR000012.pub3. Cochrane Database Syst Rev. 2011. PMID: 21491415 Free PMC article. Review.
Systems for grading the quality of evidence and the strength of recommendations I: critical appraisal of existing approaches The GRADE Working Group.
Atkins D, Eccles M, Flottorp S, Guyatt GH, Henry D, Hill S, Liberati A, O'Connell D, Oxman AD, Phillips B, Schünemann H, Edejer TT, Vist GE, Williams JW Jr; GRADE Working Group. Atkins D, et al. Among authors: oxman ad. BMC Health Serv Res. 2004 Dec 22;4(1):38. doi: 10.1186/1472-6963-4-38. BMC Health Serv Res. 2004. PMID: 15615589 Free PMC article.
307 results