Authors: van Manen, JG Bindels, PJE Dekker, FW Ijzermans, CJ Bottema, BJAM Van Der Zee, JS Schade, E

Citation: Jg. Van Manen et al., Added value of co-morbidity in predicting health-related quality of life in COPD patients, RESP MED, 95(6), 2001, pp. 496-504

Authors: van Manen, JG Bindels, PJE Ijzermans, CJ van der Zee, JS Bottema, BJAM Schade, E

Citation: Jg. Van Manen et al., Prevalence of comorbidity in patients with a chronic airway obstruction and controls over the age of 40, J CLIN EPID, 54(3), 2001, pp. 287-293