“…Of the 59 studies included, 62.7% presented estimates of the prevalence of alcohol and tobacco use among adolescents; 28.8% contained estimates of the prevalence of tobacco use only, 2,9,13,16,28,32,33,35,[38][39][40]42,51,53,57,68 and the prevalence of alcohol use only was assessed in 10.2%. 3,24,37,43,47,52 Most surveys were conducted between 2000 and 2004 (45.8%), [1][2][3]6,8,11,[14][15][16]18,20,24,28,30,32,35,[37][38][39]41,43,49,[55][56][57]62,68 Current alcohol use was evaluated in 28 studies ( Figure 2).…”