Authors: H Serizawa; T Hibi; T Ohishi; N Watanabe; Y Hamada; M Watanabe; M Ohgami; Y Sugino; S Kuramochi; H Ishii Journal: J Gastroenterol Date: 1996-06 Impact factor: 7.527
Authors: G Maconi; G M Sampietro; M Cristaldi; P G Danelli; A Russo; G Bianchi Porro; A M Taschieri Journal: Ann Surg Date: 2001-03 Impact factor: 12.969