Genome-wide meta-analysis identifies regions on 7p21 (AHR) and 15q24 (CYP1A2) as determinants of habitual caffeine consumption.
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PLoS Genet. 2011 Apr;7(4):e1002033. doi: 10.1371/journal.pgen.1002033. Epub 2011 Apr 7.
PLoS Genet. 2011.
PMID: 21490707
Free PMC article.