The 2022-2023 influenza (flu) season epidemic is off to an early start in the European region as concerns over Respiratory syncytial virus (RSV) rise and COVID-19 is still being a threat.
The 2022-2023 influenza (flu) season epidemic is off to an early start in the European region as concerns over Respiratory syncytial virus (RSV) rise and COVID-19 is still being a threat.