title: Bronchial asthma; differential diagnosis; report of two cases of bullous emphysema.
mesh_terms: D001249:Asthma / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004646:Emphysema; D006801:Humans; D011656:Pulmonary Emphysema
keywords: ASTHMA/diagnosis; EMPHYSEMA/bullous