WORLD JOURNAL OF GASTROENTEROLOGY, Volume 16, Issue 9,2010, Pages 1158-1160, doi:10.3748/wjg.v16.i9.1158
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 16, Issue 9,2010, Pages 1155-1157, doi:10.3748/wjg.v16.i9.1155
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 16, Issue 9,2010, Pages 1043-1049, doi:10.3748/wjg.v16.i9.1043
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 16, Issue 9,2010, Pages 1063-1069, doi:10.3748/wjg.v16.i9.1063
WORLD JOURNAL OF GASTROENTEROLOGY, Volume 16, Issue 9,2010, Pages 1070-1075, doi:10.3748/wjg.v16.i9.1070