title: Atypical pneumonias.
mesh_terms: D006801:Humans; D011014:Pneumonia / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D011019:Pneumonia, Mycoplasma / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D009956:Psittacosis / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D011778:Q Fever / Q000150:complications / Q000175:diagnosis / Q000628:therapy