Authors: Michael Amann; Ali Modabber; Jens Burghardt; Christian Stratz; Claudius Falch; Gerhard F Buess; Andreas Kirschniak Journal: World J Surg Oncol Date: 2012-11-26 Impact factor: 2.754
Authors: P G Doornebosch; M P Gosselink; P A Neijenhuis; W R Schouten; R A E M Tollenaar; E J R de Graaf Journal: Int J Colorectal Dis Date: 2008-04-01 Impact factor: 2.571