The Disappearance of Respiratory Viruses in Children during the COVID-19 Pandemic.

Public health interventions and distancing (including continuous use of face masks) settled to counter the pandemic spread of COVID-19 had a macroscopic impact on all respiratory virus transmission and related diseases, with a partial exception of Rhinovirus. The absence of viruses' circulation could result in a lack of immunity and increased susceptibility to serious infections in the next seasons.