World Chinese Journal of Digestology, Volume 26, Issue 8,2018, Pages 494-499, doi:10.11569/wcjd.v26.i8.494
World Chinese Journal of Digestology, Volume 26, Issue 8,2018, Pages 518-523, doi:10.11569/wcjd.v26.i8.518
World Chinese Journal of Digestology, Volume 26, Issue 8,2018, Pages 488-493, doi:10.11569/wcjd.v26.i8.488
World Chinese Journal of Digestology, Volume 26, Issue 8,2018, Pages 479-487, doi:10.11569/wcjd.v26.i8.479
World Chinese Journal of Digestology, Volume 26, Issue 8,2018, Pages 524-529, doi:10.11569/wcjd.v26.i8.524