. . . . . . . . . . . . "[Studies on alpha-1 antitrypsin deficiency in white (Caucasian) COPD and non-COPD populations in 6 countries were combined to obtain estimates of the prevalence of the PIS and PIZ deficiency alleles in the combined COPD and non-COPD cohorts.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2016-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:46:12+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .