Puhan, Milo A.; Hansel, Nadia N; Sobradillo, Patricia; Enright, Paul; Lange, Peter; Hickson, DeMarc; Menezes, Ana M; Riet, Gerben ter; Held, Ulrike; Domingo i Salvany, Antònia; Mosenifar, Zab; Antó i Boqué, Josep Maria; Moons, Karel G M; Kessels, Alphons; García Aymerich, Judith; International COPD Cohorts Collaboration Working Group
(BMJ Publishing Group, 2012)
Background: Little evidence on the validity of simple and widely applicable tools to predict mortality in patients with chronic obstructive pulmonary disease (COPD) exists. Objective: To conduct a large international study ...