title: Chronic obstructive pulmonary disease and severe pneumonia.
authors.forename: Mutsuo
authors.initials: M
authors.lastname: Yamaya
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D018410:Pneumonia, Bacterial / Q000628:therapy*; D012121:Respiration, Artificial; D015300:Ventilator Weaning