title: Current world literature.
mesh_terms: D003141:Communicable Diseases / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D012141:Respiratory Tract Infections / Q000175:diagnosis / Q000209:etiology / Q000628:therapy