World Chinese Journal of Digestology, Volume 24, Issue 9,2016, Pages 1417-1422, doi:10.11569/wcjd.v24.i9.1417
World Chinese Journal of Digestology, Volume 24, Issue 9,2016, Pages 1393-1397, doi:10.11569/wcjd.v24.i9.1393
World Chinese Journal of Digestology, Volume 24, Issue 9,2016, Pages 1331-1341, doi:10.11569/wcjd.v24.i9.1331
World Chinese Journal of Digestology, Volume 24, Issue 9,2016, Pages 1398-1404, doi:10.11569/wcjd.v24.i9.1398