children(19) COVID-19(19) SARS-CoV-2(18) coronavirus disease(16) acute respiratory syndrome(14) Patient(14) herpes zoster(12) disease(10) Infection(10) coronavirus(10) acute respiratory syndrome coronavirus(8) severe acute respiratory syndrome Coronavirus(8) Coronavirus disease 2019(8) Child(7) polymerase chain reaction(7) healthy(6) pediatric(6) Varicella zoster virus(6) evaluated(6) Abstract(6) Affect(6) immunocompetent children(6) immunogenicity(6) caused(6) vaccination(6) conducted(6) determine(6) Varicella-zoster virus.(6) varicella.(6) Meningitis(6)