James H. Balcom, Tobias Keck, Andrew L. Warshaw, Fiona Graeme-Cook, Carlos Fernandez-del Castillo> ;Journal of The American College of Surgeons. 2002 Oct 1
James H. Balcom, Tobias Keck, Andrew L. Warshaw, Bozena Antoniu, Gregory Y. Lauwers, Carlos Fernandez-del Castillo> ;Journal of Gastrointestinal Surgery. 2002 May 1