TY  - JOUR
A1  - Rio, C.
A1  - Omer, S.B.
A1  - Malani, P.N.
T1  - Winter of Omicron—The evolving COVID-19 pandemic
Y1  - 2021
DO  - 10.1001/jama.2021.24315
VL  - 327
IS  - 4

ER  -