title: Psittacosis as a cause of atypical pneumonia; penicillin therapy.
authors.forename: R F
authors.initials: RF
authors.lastname: PARKER
mesh_terms: D006801:Humans; D007251:Influenza, Human; D009175:Mycoplasma Infections; D010406:Penicillins; D011014:Pneumonia; D018410:Pneumonia, Bacterial; D011019:Pneumonia, Mycoplasma; D009956:Psittacosis
chemical_list: D010406:Penicillins