No abstract available
Keywords:
32 Biomedical and Clinical Sciences
,3202 Clinical Sciences
,Coronaviruses
,Emerging Infectious Diseases
,Infectious Diseases
,2.4 Surveillance and distribution
,Infection
,3 Good Health and Well Being
,Antibodies, Viral
,Brazil
,COVID-19
,Child
,Humans
,SARS-CoV-2