title: Non-invasive ventilation for acute exacerbation of COPD with very high PaCO(2): A randomized controlled trial.
authors.affiliation: Department of Medicine, All India Institute of Medical Sciences, New-Delhi, India.
authors.forename: Gopi C
authors.initials: GC
authors.lastname: Khilnani
authors.forename: Nripen
authors.initials: N
authors.lastname: Saikia
authors.forename: Amit
authors.initials: A
authors.lastname: Banga
authors.forename: Surendra K
authors.initials: SK
authors.lastname: Sharma