title: [Unsolved epidemiological aspects of community-acquired pneumonia in adults].
authors.forename: J
authors.initials: J
authors.lastname: Almirall Pujol
authors.forename: I
authors.initials: I
authors.lastname: Bolíbar Ribas
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D017714:Community-Acquired Infections / Q000453:epidemiology / Q000401:mortality; D005260:Female; D006760:Hospitalization; D006801:Humans; D008297:Male; D015999:Multivariate Analysis; D018410:Pneumonia, Bacterial / Q000453:epidemiology* / Q000401:mortality; D011379:Prognosis; D012307:Risk Factors; D012737:Sex Factors