Understanding oral sex.
Pitts
Marian
M
Smith
Anthony
A
D000293:Adolescent; D000294:Adolescent Behavior / Q000523:psychology*; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D010379:Peer Group; D012736:Sex Education / Q000379:methods*; D012725:Sexual Behavior / Q000706:statistics & numerical data*; D014481:United States