Intercourse during menstruation among prostitutes.
Green
S T
ST
Goldberg
D J
DJ
Nathwani
D
D
Christie
P R
PR
Thomson
A
A
D003075:Coitus; D005260:Female; D015658:HIV Infections / Q000635:transmission; D006801:Humans; D008297:Male; D008598:Menstruation; D011477:Sex Work