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[期刊论文] 作者：Bratberg G.H.,Nilsen T.I.L.,Holmen T.L.,Vatten L.J.,虎小毅,,
来源：世界核心医学期刊文摘(儿科学分册) 年份：2006
Early sexual maturation has been associated with higher involvement in risk behaviour during early and mid-adolescence. In a prospective study of 2,129 girls an...
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