Effectiveness of Maternal mRNA COVID-19 Vaccination During Pregnancy Against COVID-19-Associated Hospitalizations in Infants Aged <6 Months During SARS-CoV-2 Omicron Predominance - 20 States, March 9, 2022-May 31, 2023.

Simeone RM, Zambrano LD, Halasa NB, Fleming-Dutra KE, Newhams MM, Wu MJ, Orzel-Lockwood AO, Kamidani S, Pannaraj PS, Irby K, Maddux AB, Hobbs CV, Cameron MA, Boom JA, Sahni LC, Kong M, Nofziger RA, Schuster JE, Crandall H, Hume JR, Staat MA, Mack EH, Bradford TT, Heidemann SM, Levy ER, Gertz SJ, Bhumbra SS, Walker TC, Bline KE, Michelson KN, Zinter MS, Flori HR, Campbell AP, Randolph AG, Overcoming COVID-19 Investigators