World Chinese Journal of Digestology, Volume 26, Issue 13,2018, Pages 775-781, doi:10.11569/wcjd.v26.i13.775
World Chinese Journal of Digestology, Volume 26, Issue 13,2018, Pages 816-820, doi:10.11569/wcjd.v26.i13.816
World Chinese Journal of Digestology, Volume 26, Issue 13,2018, Pages 803-809, doi:10.11569/wcjd.v26.i13.803
World Chinese Journal of Digestology, Volume 26, Issue 13,2018, Pages 769-774, doi:10.11569/wcjd.v26.i13.769
World Chinese Journal of Digestology, Volume 26, Issue 13,2018, Pages 755-759, doi:10.11569/wcjd.v26.i13.755