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a person pours whiskey into a glass held by another person, with a smoking cigar in a tray in front
Study of Millions Finds Genetic Links to Smoking and Drinking 
In the largest study of its kind, scientists find nearly 4,000 genetic variants that may predispose people to alcohol and tobacco use behaviors. 
Study of Millions Finds Genetic Links to Smoking and Drinking 
Study of Millions Finds Genetic Links to Smoking and Drinking 

In the largest study of its kind, scientists find nearly 4,000 genetic variants that may predispose people to alcohol and tobacco use behaviors. 

In the largest study of its kind, scientists find nearly 4,000 genetic variants that may predispose people to alcohol and tobacco use behaviors. 

genetic markers

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