Digestive Endoscopy and Gastroenterology Unit;
Cremona Hospital;
Cremona;
Cremona 26100;
Italy;
Department of Interventional Endoscopy;
Hospital Prive Peupliers;
Ramsay Santé;
Paris 75013;
France;
Leak; Fistula; Endotherapy; Over-the-scope clip; Suturing system; Endovacuum therapy; Endoscopic internal drainage; Self-expandable metal stent;