Trends in Hispanic Teen Births: Differences across States. Research Brief. Publication #2007-22.Kerry Franzetta,Erin Schelar,Jennifer ManloveChild Trends(2007)引用 24|浏览3暂无评分关键词prevention,birth rateAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要