1. University of Padova; Department of Surgery, Oncology and Gastroenterology; Via Giustiniani 2 Padova Veneto Italy 35128
2. IOV-IRCCS; Istituto Oncologico Veneto; Padova Italy 35100
3. Ospedale di Montecchio; U.O.C. di Oncologia ULSS5 Ovest Vicentino; Montecchio Maggiore Vicenza Italy
4. CIBER Epidemiología y Salud Pública (CIBERESP); Iberoamerican Cochrane Centre - Biomedical Research Institute Sant Pau (IIB Sant Pau); Sant Antoni Maria Claret 171 Edifici Casa de Convalescència Barcelona Catalunya Spain 08041
5. CIBER Epidemiología y Salud Pública (CIBERESP) - Universitat Autònoma de Barcelona; Iberoamerican Cochrane Centre - Biomedical Research Institute Sant Pau (IIB Sant Pau); Sant Antoni Maria Claret 167 Pavilion 18 Barcelona Catalunya Spain 08025
6. Hospital de la Santa Creu i Sant Pau; Clinical Oncology; Sant Antoni Maria Claret 167 Barcelona Spain 08025
7. Cochrane; Cochrane Colorectal Cancer Group; 23 Bispebjerg Bakke Copenhagen Denmark DK 2400 NV