title: [Pneumonia in the elderly].
authors.forename: J
authors.initials: J
authors.lastname: Luis Alvarez-Sala
authors.forename: R
authors.initials: R
authors.lastname: Serrano
mesh_terms: D000367:Age Factors; D000368:Aged; D017714:Community-Acquired Infections; D006801:Humans; D008875:Middle Aged; D011014:Pneumonia / Q000453:epidemiology / Q000209:etiology