title: [Incidence of infection with respiratory syncytial virus in undifferentiated acute respiratory diseases].
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007558:Italy; D008875:Middle Aged; D009976:Orthomyxoviridae Infections / Q000453:epidemiology*; D012136:Respiratory Syncytial Viruses; D012141:Respiratory Tract Infections / Q000453:epidemiology*
vernacular_title: Incidenza di infezione da virus respiratorio sinciziale in malattie respiratorie acute indifferenziate.