title: [Pneumonia caused by a beta hemolytic streptococcus in a heroin addict].
mesh_terms: D000328:Adult; D006556:Heroin Dependence / Q000150:complications*; D006801:Humans; D008297:Male; D011024:Pneumonia, Viral / Q000209:etiology*; D013290:Streptococcal Infections; D013297:Streptococcus pyogenes
vernacular_title: Neumonía por estreptococo betahemolítico en un paciente heroinómano.