Epidemiological and clinical characteristics of COVID-19 in southern Liaoning Province in 2020
LI Yu-ting, FAN Yong-jun, MENG Yan, SUI Fang, HAN Chang-xin
Basic & Clinical Medicine . 2022, (10): 1577 -1580 .  DOI: 10.16352/j.issn.1001-6325.2022.10.1577