Sex workers.
D003275:Contraceptive Devices, Male / Q000706:statistics & numerical data; D005380:Financing, Government; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006266:Health Education; D006801:Humans; D016730:Program Development; D012307:Risk Factors; D012649:Self Concept; D011477:Sex Work; D012944:Social Support; D014861:Washington