Care (5) Rectum--Cancer (4) Swiss (4) Physicians (4) Patients (4) Colon (Anatomy)--Cancer (4) Patients (4) mise sous écran protecteur (3) recherche (3) Testing (3) Methods (3) Rates (3) Values (3) Testing (3) Research (3) Evaluation (3) Colonoscopy (3) Methods (3) Research (3) Rates (3) Practice (3) test (2) évaluation (2) Decision making (2) Variation (2) Year (2) Will (2) Public health (2) Proportion (2) Medical care (2)