類型: 連結
作者: Joseph A Lewnard et al.
出處: BMJ
連結: https://www.bmj.com/content/369/bmj.m1923
Incidence, clinical outcomes, and transmission dynamics of severe coronavirus disease 2019 in California and Washington: prospective cohort study

類型: 連結
作者: Joseph A Lewnard et al.
出處: BMJ
連結: https://www.bmj.com/content/369/bmj.m1923