title: Pulmonary gas exchange during sleep in patients with airflow limitation undergoing long-term oxygen therapy.
authors.forename: Jan
authors.initials: J
authors.lastname: Zieliński
mesh_terms: D006801:Humans; D008134:Long-Term Care; D010102:Oxygen Inhalation Therapy; D029424:Pulmonary Disease, Chronic Obstructive / Q000628:therapy*; D011659:Pulmonary Gas Exchange / Q000502:physiology*; D012890:Sleep / Q000502:physiology*