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Front Public Health


Rapid investigation of BA.4/BA.5 cases in France.


Kouamen A-C, Da Cruz H, Hamidouche M, Lamy A, Lloyd A, Castro Alvarez J, Roussel M, Josset L, Enouf V, Felici C, Dos Santos G, Schaeffer J, Maisa A
Front Public Health. 2022; 10:1006631.
PMID: 36311621.


We aimed to describe the characteristics of individuals infected by BA.4 or BA.5 in France in comparison to BA.1, and analyze the factors associated with hospitalization among BA.4 and BA.5 cases.