. . . . . . . . . . . . "[Drinking frequency, mental and physical health status, childhood abuse, and PER3 genotype were independent predictors of insomnia severity, as measured by a 7-item subscale of the Sleep Disorders Questionnaire, explaining 28.9% of the variance.]. 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 . "2014-10-02T12:41:20+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .