Genome-wide meta-analysis identifies six novel loci associated with habitual coffee consumption.
Consortium, Coffee Caffeine Genetics, Cornelis, Byrne, Esko, Nalls, Ganna, Paynter, et al. 2015. “Genome-Wide Meta-Analysis Identifies Six Novel Loci Associated With Habitual Coffee Consumption.”. Mol Psychiatry 20 (5): 647-56.