. . . . . . . "[Peer smoking had a substantially lower effect on nicotine dependence among those with the high-risk AA genotype at the functional SNP rs16969968 (CHRNA5) than among those with lower-risk genotypes.]. 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 . "2017-10-17T13:11:34+02:00"^^ . . . . . . . . . . . "v5.0.0.0" . "v5.0.0" .