Journal of Gastrointestinal Surgery
Journal of Gastrointestinal Surgery > 2007 > 11 > 4 > 500-507
Journal of Gastrointestinal Surgery > 2007 > 11 > 6 > 708-713
Journal of Gastrointestinal Surgery > 2007 > 11 > 11 > 1470-1477
Journal of Gastrointestinal Surgery > 2007 > 11 > 12 > 1673-1679