Authors: Marco Pericoli Ridolfini; Sergio Alfieri; Stavros Gourgiotis; Dario Di Miceli; Fabio Rotondi; Giuseppe Quero; Roberta Manghi; Giovanni Battista Doglietto Journal: World J Gastroenterol Date: 2007-10-14 Impact factor: 5.742
Authors: Reuben I Thaker; Brent D Matthews; David C Linehan; Steven M Strasberg; J Chris Eagon; William G Hawkins Journal: J Gastrointest Surg Date: 2007-01 Impact factor: 3.452