Clinical study of endoscopic signs for diagnosing Helicobacter pylori infection by white light endoscopy
YANG Yang, GAO Guang-zhou, HAO Ying-xia
Journal of Hebei Medical University . 2022, (4): 391 -396,封三 .  DOI: 10.3969/j.issn.1007-3205.2022.04.005