AMSTAR 2: a critical appraisal tool for systematic reviews that include randomised or non-randomised studies of healthcare interventions, or both - Shea, Beverley J; Reeves, Barnaby C; Wells, George; Thuku, Micere; Hamel, Candyce; Moran, Julian; Moher, David; Tugwell, Peter; Welch, Vivian; Kristjansson, Elizabeth; Henry, David A (BMJ (Online), 2017)
Keywords: Bias; Clinical Studies as Topic; Clinical trials; Design; Epidemiology; Evidence-Based Medicine; Meta-analysis; Meta-Analysis as Topic; Observational Studies as Topic; Observer Variation; Quality; Randomized Controlled Trials as Topic; Research Methods & Reporting; Review Literature as Topic; Reviews; Systematic review