. . . . . . . "[Most cases of osteogenesis imperfecta (OI) are caused by heterozygous mutations in COL1A1 or COL1A2, the genes encoding the two type I procollagen alpha chains, pro?1 (I) and pro?2 (I).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2017-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2017-10-17T13:11:38+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .