TY - JOUR AU - Vezakis, A; Fragulidis, G; Nastos, C TI - Closure of a persistent sphincterotomy-related duodenal perforation by placement of a covered self-expandable metallic biliary stent JO - World J Gastroenterol VL - 17 PY - 2011 DO - 10.3748/wjg.v17.i40.4539 L3 - PubMed-ID: 22110286 SP - 4539 EP - 4541 ER -