Remes-Troche Jose Maria, Martinez-Benitez Braulio, Valdovinos-Diaz Miguel A
Department of Gastroenterology, Instituto Nacional de Ciencias Medicas y Nutricion, Salvador Zubiran, Mexico City, Mexico.
Gastroenterology. 2006 Apr;130(4):1029, 1376. doi: 10.1053/j.gastro.2005.07.064.