Teenagers, sex, and risk taking.
Mellanby
A
A
Department of Child Health, University of Exeter.
Phelps
F
F
Tripp
J H
JH
D000293:Adolescent; D000367:Age Factors; D003268:Contraception Behavior; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D000297:Psychology, Adolescent; D012309:Risk-Taking; D012736:Sex Education; D012725:Sexual Behavior