title: Virus diseases; review of his current concept and atypical pneumonia.
mesh_terms: D004194:Disease; D006801:Humans; D011014:Pneumonia / Q000209:etiology*; D014777:Virus Diseases; D014780:Viruses
keywords: PNEUMONIA/etiology and pathogenesis; VIRUSES/diseases
vernacular_title: Las enfermedades a virus; reseña de su concepto actual y de las neumonäas atäpicas.