Is gonorrhoea a good index of changed heterosexual behavior?
Clay
J C
JC
Manuel
A R
AR
Veeravahu
M
M
D004739:England; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology*; D006801:Humans; D008297:Male; D012725:Sexual Behavior; D013587:Syphilis / Q000453:epidemiology