Prospective evaluation of imaging procedures for the detection of pancreaticoduodenal endocrine tumors (PETs) in patients with multiple endocrine neoplasia type 1 (MEN1). - Langer,P.; Kann,P.H.; Fendrich,V.; Richter,G.; Diehl,S.; Rothmund,M.; Bartsch,D.K. (World J Surg, 2004)