
Keywords: مهار کننده پروتئیناز آلفا 1; Alpha-1 antitrypsin deficiency; Asthma; COPD; Emphysema; Screening; Testing; Diagnosis; A1-PI; Alpha-1 proteinase inhibitor; AATD; Alpha-1 antitrypsin deficiency; COPD; Chronic obstructive pulmonary disease; CT; Computed tomography; FEV1; Forced expirator