TY - JOUR AU - Van Leerdam, M E; Roos, V H; Van Hooft, J E TI - Endoscopic management of polyposis syndromes: European Society of Gastrointestinal Endoscopy (ESGE) Guideline JO - Endoscopy VL - 51 PY - 2019 DO - 10.1055/a-0965-0605 L3 - PubMed-ID: 31342472 SP - 877 EP - 895 N1 - et al. ER -