Adam, A, M Faouzi, and G Gmel. “Age of First Alcohol Intoxication: Association With Risky Drinking and Other Substance Use at the Age of 20”. Swiss Medical Weekly 141, no. 2526 (June 20, 2011): w13226. Accessed May 16, 2024. https://smw.ch/index.php/smw/article/view/1303.