title: Noninvasive ventilation in severe stable COPD: is it effective, and if so, in what way?
authors.forename: M L
authors.initials: ML
authors.lastname: Duiverman
authors.forename: F M
authors.initials: FM
authors.lastname: Struik
authors.forename: P J
authors.initials: PJ
authors.lastname: Wijkstra
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D011175:Positive-Pressure Respiration / Q000379:methods*; D029424:Pulmonary Disease, Chronic Obstructive / Q000628:therapy*; D016896:Treatment Outcome; D014939:Work of Breathing / Q000502:physiology