Authors: Brian R Kann; David A Margolin; Scott A Brill; Terry C Hicks; Alan E Timmcke; Charles B Whitlow; David E Beck Journal: Dis Colon Rectum Date: 2006-11 Impact factor: 4.585
Authors: Heidi Nelson; Daniel J Sargent; H Sam Wieand; James Fleshman; Mehran Anvari; Steven J Stryker; Robert W Beart; Michael Hellinger; Richard Flanagan; Walter Peters; David Ota Journal: N Engl J Med Date: 2004-05-13 Impact factor: 91.245
Authors: M M Lirici; L Chiavellati; E Lezoche; S Martelli; G Melotti; M Morino; M Guerrieri; I Selmi; S Stipa; L Angelini Journal: Endosc Surg Allied Technol Date: 1994-10