Fig. 4
From: Epidemiology of influenza from 2017 to 2022 in a national children’s regional medical center
Influenza A epidemiological trends in 2017–2022
Fig. 4 | BMC Pediatrics
From: Epidemiology of influenza from 2017 to 2022 in a national children’s regional medical center
Influenza A epidemiological trends in 2017–2022