title: Respiratory syncytial virus: occurrence of subgroups A and B strains in Rio de Janeiro.
authors: Instituto Oswaldo Cruz, Departamento de Virologia, Rio de Janeiro, Brasil.
authors: M M
authors: MM
authors: Siqueira
authors: J P
authors: JP
authors: do Nascimento
mesh_terms: D001938:Brazil / Q000453:epidemiology; D006801:Humans; D012136:Respiratory Syncytial Viruses / Q000302:isolation & purification*; D010253:Respirovirus Infections / Q000453:epidemiology / Q000382:microbiology*