[Recurrent infectious respiratory disorders in childhood].
D000900:Anti-Bacterial Agents / Q000009:adverse effects*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D012141:Respiratory Tract Infections / Q000209:etiology*; D014765:Viral Vaccines / Q000627:therapeutic use*
D000900:Anti-Bacterial Agents; D014765:Viral Vaccines
Cuadros respiratorios infecciosos recurrentes en la infancia.