Association between periodontitis and COVID-19 severity in a tertiary hospital: A retrospective cohort study
牙周炎与新冠肺炎严重程度在三级医院中的关联：一项回顾性队列研究
期刊:Saudi Dental Journal
影响因子:2.3
doi:10.1016/j.sdentj.2022.07.001
Alnomay, Nora; Alolayan, Layan; Aljohani, Raghad; Almashouf, Razan; Alharbi, Gharam
