. . . . . . . . . . . . "[Some rare abnormalities (natural anticoagulant deficiencies, homozygous factor V Leiden, and combined defects) result in more severe thrombophilic phenotypes, characterized by early-onset events, more frequent recurrence, and positive family history, whereas the common polymorphisms (heterozygous factor V Leiden and prothrombin G20210A) are associated with lower VTE risk, often in association with triggering risk factors.]. 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 . "2014-10-02T12:37:38+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .