Analysis of risk factors for delayed healing of peptic ulcer in patients with upper gastrointestinal bleeding
DING Yanfei, XIN Xiaorong, ZHOU Yufen, XIE Ling, GU Leilei, WU Yunlin, CHEN Ping
Journal of Diagnostics Concepts & Practice . 2022, (03): 312 -316 .  DOI: 10.16150/j.1671-2870.2022.03.004