MS Kearney - 《Washington》 被引量: 1发表: 2014年 Trends in Repeat Births and Use of Postpartum Contraception Among Teens — United States, 2004–2015 Despite the historic decline in the U.S. teen birth rate during 1991-2015, from 61.8 to 22.3 births per 1,000 females aged 15-19 years...