title: Pneumonia treatment before and after the introduction of penicillin..
mesh_terms: D007109:Immunity; D010406:Penicillins / Q000628:therapy*; D011014:Pneumonia / Q000628:therapy*; D014376:Tuberculosis
chemical_list: D010406:Penicillins
keywords: PENICILLIN/therapy; PNEUMONIA/therapy; TUBERCULOSIS/immunity
vernacular_title: Pnevmonibehandling før og etter penicillinets innførelse.