Authors: Jon C Gould; Bradley J Needleman; E Christopher Ellison; Peter Muscarella; Carol Schneider; W Scott Melvin Journal: Surgery Date: 2002-10 Impact factor: 3.982
Authors: Bart J Gypen; Guy J A Hubens; Vera Hartman; Lee Balliu; Thièry C G Chapelle; Wouter Vaneerdeweg Journal: Obes Surg Date: 2008-04-29 Impact factor: 4.129