1Johanson JF, Schmalz MJ, Geenen JE. Incidence and risk factors for biliary and pancreatic stent migration cidence and factors for biliary and pancreatic stent migration. Gastrointest Endosc, 1992, 38:341-346.
2Mastorakos DP, Milman PJ, Cohen R, et al. An unusual complication of a biliary stent-small bowel perforation of an incarcerated hernia sac. Am J Gastroenterol, 1998,93:2533-2535.
