Effect analysis of gastrointestinal nutrition tube surgery under X line curative in old patients with late digestive tract tumor #br#
LI Bo, HUANG Jingxiang, AI Ning, GU Tieshu, WANG Ning
Journal of Hebei Medical University . 2016, (7): 809 -813 .  DOI: 10.3969/j.issn.10073205.2016.07.017