World Chinese Journal of Digestology, Volume 26, Issue 26,2018, Pages 1545-1550, doi:10.11569/wcjd.v26.i26.1545
World Chinese Journal of Digestology, Volume 26, Issue 26,2018, Pages 1556-1561, doi:10.11569/wcjd.v26.i26.1556
World Chinese Journal of Digestology, Volume 26, Issue 26,2018, Pages 1529-1536, doi:10.11569/wcjd.v26.i26.1529
World Chinese Journal of Digestology, Volume 26, Issue 26,2018, Pages 1567-1568, doi:10.11569/wcjd.v26.i26.1567
World Chinese Journal of Digestology, Volume 26, Issue 26,2018, Pages 1537-1544, doi:10.11569/wcjd.v26.i26.1537