1Department of Health Research Methods, Evidence and Impact, McMaster University, , Hamilton,, Ontario, Canada
2Iberoamerican Cochrane Centre, Sant Pau Biomedical Research Institute (IIB Sant Pau), Barcelona,, Catalonia, Spain; CIBER Epidemiología y Salud Pública (CIBERESP), Instituto de Salud Carlos III, Madrid,, Community of Madrid, Spain
3Department of Health Research Methods, Evidence and Impact, McMaster University, , Hamilton,, Ontario, Canada; Clinical Epidemiology and Research Center, Department of Biomedical Sciences, Humanitas University, Milan,, Lombardy, Italy
4Clinical Epidemiology and Research Center, Department of Biomedical Sciences, Humanitas University, Milan,, Lombardy, Italy; Humanitas Research Hospital, Via Rita Levi Montalcini 4, 20090 Pieve Emanuele, Milan,, Lombardy, Italy
