. . . . . . . . . . . . "[Of the several objective criteria that have been proposed for the diagnosis of digital clubbing, the best documented and most practical is an increase in the ratio of the distal phalangeal depth (DPD) to the interphalangeal depth (IDP) of the index finger to 1.0 or greater.]. 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 . "2014-10-02T12:34:47+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .