Five comorbidities reflected the health status in patients with chronic obstructive pulmonary disease: the newly developed COMCOLD index
Frei, Anja, Muggensturm, Patrick, Putcha, Nirupama, Siebeling, Lara, Zoller, Marco, Boyd, Cynthia M., ter Riet, Gerben, Puhan, Milo A.Volume:
67
Language:
english
Journal:
Journal of Clinical Epidemiology
DOI:
10.1016/j.jclinepi.2014.03.005
Date:
August, 2014
File:
PDF, 473 KB
english, 2014