title: [Is pneumonia of unknown origin yet a pneumococcal pneumonia sometimes?].
authors.affiliation: Academisch Ziekenhuis Groningen, afdeling Longziekten.
authors.forename: W G
authors.initials: WG
authors.lastname: Boersma
authors.forename: A
authors.initials: A
authors.lastname: Löwenberg
authors.forename: G H
authors.initials: GH
authors.lastname: Koëter
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000900:Anti-Bacterial Agents; D000942:Antigens, Bacterial / Q000302:isolation & purification; D004359:Drug Therapy, Combination / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011018:Pneumonia, Pneumococcal / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000382:microbiology*; D011859:Radiography; D013296:Streptococcus pneumoniae / Q000276:immunology*
chemical_list: D000900:Anti-Bacterial Agents; D000942:Antigens, Bacterial
vernacular_title: Is een pneumonie e causa ignota soms toch een pneumokokken-pneumonie?