maladie (1) adulte (1) Diagnosis (1) Costs (1) Complications (1) Rectum--Cancer (1) Inflammatory bowel diseases (1) Dysplasia (1) Ulcerative colitis (1) Symptoms (1) Swiss (1) Struggle (1) Regression analysis (1) Patients (1) Natural history (1) Months (1) Impact (1) Diseases (1) Diagnosis (1) Colon (Anatomy)--Cancer (1) Colectomy (1) Patients (1) cohorte (1) adulte (1) maladie (1)