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1. Adolescent sexual activity and pregnancy: socioenvironmental problems, physical health, and mental health.

Authors: A R Stiffman; F Earls; L N Robins; K G Jung; P Kulbok
Journal: J Youth Adolesc Date: 1987-10

Authors: H Irvine; T Bradley; M Cupples; M Boohan
Journal: Br J Gen Pract Date: 1997-05 Impact factor: 5.386

Authors: Clare J Seamark; Pamela Lings
Journal: Br J Gen Pract Date: 2004-11 Impact factor: 5.386

Authors: L D Jacobson; C E Wilkinson
Journal: Br J Gen Pract Date: 1994-09 Impact factor: 5.386

Authors: A Friede; C J Hogue; L L Doyle; C R Hammerslough; J E Sniezek; H Arrighi
Journal: Am J Public Health Date: 1986-10 Impact factor: 9.308

Authors: T Luster; E Dubow
Journal: J Youth Adolesc Date: 1990-10

6 in total