Authors: F P Rossini; A Ferrari; M Spandre; M Cavallero; C Gemme; C Loverci; A Bertone; M Pinna Pintor Journal: World J Surg Date: 1989 Mar-Apr Impact factor: 3.352
Authors: C Cottone; G Disclafani; G Genova; G Modica; S Pardo; G Romeo; M Sorce; M Zanghi; P Bazan Journal: Surg Endosc Date: 1991 Impact factor: 4.584