Epidemiological characteristics and changing trends of esophageal cancer diagnosed by gastroscopy in Xijing Hospital, the First Affiliated Hospital of Air Force Military Medical University from 2016 to 2020
LEI Shu-lin, YANG Li-ping, LI Yan-yan
Journal of Hebei Medical University . 2022, (2): 150 -154 .  DOI: 10.3969/j.issn.1007-3205.2022.02.006