Analysis of clinical characteristics of omicron COVID-19 infection in the elderly
ZHANG Xiao Zhan, HUANG Zhi Min, WANG Rong Fang, LAI Chon Sang, WAI Meng Ieong, CHENG Kun
Medical Journal of Kiang Wu . 2023, (1): 21 -24 .  DOI: 10.12408/j.issn2223-4462.2023.01.004