Gastroenterology
Gastroenterology > 2002 > 122 > 1 > 72-77
Gastroenterology > 2002 > 122 > 1 > 15-19
Gastroenterology > 2002 > 122 > 2 > 483-494
Gastroenterology > 2002 > 122 > 2 > 500-511
Gastroenterology > 2002 > 122 > 2 > 352-365
Gastroenterology > 2002 > 122 > 2 > 531-544