WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 34,2005, Pages 5420-5421,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 34,2005, Pages 5408-5411,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 34,2005, Pages 5314-5321,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 34,2005, Pages 5401-5403,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 34,2005, Pages 5390-5391,