Gastroenterology
Gastroenterology > 2002 > 122 > 4 > 1157-1160
Gastroenterology > 2002 > 122 > 4 > 948-956
Gastroenterology > 2002 > 122 > 4 > 974-984
Gastroenterology > 2002 > 122 > 4 > 1048-1057
Gastroenterology > 2002 > 122 > 4 > 1088-1100
Gastroenterology > 2002 > 122 > 4 > 1035-1047