Coitus interruptus is not contraception.
Irene A
IA
Doherty
Gretchen S
GS
Stuart
D000294:Adolescent Behavior; D001741:Black or African American; D003076:Coitus Interruptus; D005260:Female; D006801:Humans; D008297:Male; D012749:Sexually Transmitted Diseases / Q000453:epidemiology*