WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 38,2005, Pages 6049-6052,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 38,2005, Pages 5984-5987,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 38,2005, Pages 6053-6055,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 38,2005, Pages 6056-6060,
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 11, Issue 38,2005, Pages 6003-6008,