. . . . . . . . . . . . "[An alpha-1-antitrypsin study was carried out on 184 patients with endoscopically proven duodenal ulcer, 66 first degree relatives of the patients and in 150 healthy controls, to establish the role of genetic factors in the etiology of duodenal ulcer.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:40:54+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .