1. Problem behavior and psychosocial development, a longitudinal study of youth;Jessor,1977
2. The association between smoking and sexual behavior among teens in US contraceptive clinics;Zabin;Am J Public Health,1984
3. Experience with an adolescent pregnancy program;Youngs;Obstet Gynecol,1977
4. Adolescent sexuality;Katchadourian;Pediatr Clin North Am,1980
5. Sexual experience and sexually transmitted diseases among non-pregnant adolescents;Hardy,1985