RT Journal Article SR Electronic T1 Rare α1-antitrypsin genotype in a grass seed worker JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1703 OP 1704 DO 10.1183/09031936.00118214 VO 44 IS 6 A1 Tine H. Malling A1 Line Sloth Carlsen A1 Ilaria Ferrarotti A1 Øyvind Omland YR 2014 UL http://erj.ersjournals.com/content/44/6/1703.abstract AB