WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 47,2005, Pages 7413-7417,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 47,2005, Pages 7473-7479,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 47,2005, Pages 7450-7456,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 47,2005, Pages 7525-7530,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 47,2005, Pages 7405-7412,