- Chronic Obstructive Pulmonary Disease: Subjects with the diagnosis of chronic obstructive pulmonary disease, as per Global Initiative for Chronic Obstructive Lung Disease (GOLD) guidelines, including history of exposure to risk factors (i.e., especially tobacco smoke, occupational dusts and chemicals, smoke from home cooking and heating fuels) and a post-albuterol/salbutamol FEV1/Forced Vital Capacity (FVC) ratio of <0.70 and a post-albuterol/salbutamol FEV1 of =<70% of predicted normal values and onset of disease >=40 years of age.