title: A survey of alpha 1-antitrypsin deficiency by the British Thoracic Association.
mesh_terms: D005260:Female; D014644:Genetic Variation; D006801:Humans; D008168:Lung / Q000502:physiology; D008176:Lung Volume Measurements; D008297:Male; D008403:Mass Screening; D010641:Phenotype; D012737:Sex Factors; D012907:Smoking; D000515:alpha 1-Antitrypsin / Q000235:genetics; D019896:alpha 1-Antitrypsin Deficiency
chemical_list: D000515:alpha 1-Antitrypsin