1.
JAMA Health Forum
; 1(4): e200460, 2020 Apr 01.
Article
in English
| MEDLINE | ID: covidwho-2257869
2.
N Engl J Med
; 384(14): 1281-1283, 2021 04 08.
Article
in English
| MEDLINE | ID: covidwho-1172588