title: Asthma and chronic obstructive pulmonary disease: are they the same or are they distinct diseases?
authors.forename: Sunil K
authors.initials: SK
authors.lastname: Chhabra
mesh_terms: D001249:Asthma / Q000175:diagnosis* / Q000503:physiopathology; D003937:Diagnosis, Differential; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000503:physiopathology