Authors: Güralp O Ceyhan; Frank Bergmann; Mustafa Kadihasanoglu; Mert Erkan; Weon Park; Ulf Hinz; Thomas Giese; Michael W Müller; Markus W Büchler; Nathalia A Giese; Helmut Friess Journal: Gut Date: 2006-10-17 Impact factor: 23.059
Authors: H Friess; Z W Zhu; F F di Mola; C Kulli; H U Graber; A Andren-Sandberg; A Zimmermann; M Korc; M Reinshagen; M W Büchler Journal: Ann Surg Date: 1999-11 Impact factor: 12.969
Authors: H Friess; S Shrikhande; M Shrikhande; M Martignoni; C Kulli; A Zimmermann; A Kappeler; H Ramesh; M Büchler Journal: Gut Date: 2002-05 Impact factor: 23.059