The American Journal of Gastroenterology
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1133-1137
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1191-1197
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1198-1203
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1246-1249
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1228-1234
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1148-1151
The American Journal of Gastroenterology > 2002 > 97 > 5 > 1211-1215