1. Identifying the environmental causes of disease: How should we decide what to believe and when to take action?;Academy of Medical Science Working Group,2007
2. U.S. teenage pregnancy statistics: National and state trends and trends by race and ethnicity;Alan Guttmacher Institute,2010
3. The intergenerational transmission of age at first birth among married and unmarried men and women;Barber;Social Science Research,2001
4. Self-esteem, risky sexual behavior, and pregnancy in a New Zealand birth cohort;Boden;Archives of Sexual Behavior,2006
5. Adolescent mothers and their children: Risks, resilience, and development;Borkowski,2007