. . . . . . . . . . . . "[A perception score of dyspnea at 20% fall in FEV(1) (PS(20)) was obtained by interpolation of the two last points on the perception (modified Borg scale)/fall in FEV(1) curve during methacholine challenge.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2015-02-27"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2015-08-25T14:47:10+02:00"^^ . . . . . . . . . . . "v3.0.0.0" . "v3.0.0" .