1. American University of Beirut Medical Center; Department of Internal Medicine; Riad El Solh Beirut Lebanon 1107 2020
2. American University of Beirut; Faculty of Medicine; Beirut Lebanon
3. American University of Beirut; Family Medicine; Beirut Lebanon 1107 2020
4. McMaster University; Departments of Health Research Methods, Evidence, and Impact and of Medicine; 1280 Main Street West Hamilton ON Canada L8S 4K1
5. Buffalo Medical Group; 85 High Street Buffalo New York USA 14203-1149
6. Regina Elena National Cancer Institute; Biostatistics-Scientific Direction; Via Elio Chianesi 53 Rome Italy 00144
7. IRCCS Regina Elena National Cancer Institute; Division of Medical Oncology 2 - Scientific Direction; Via Elio Chianesi 53 Rome Italy 00144