| the appropriateness of core group interventions using presumptive periodic treatment among rural zimbabwean women who exchange sex for gifts or money. | to map the characteristics of rural based sex workers in zimbabwe with regard to demographics, mobility, behavior, hiv and sexually transmitted infection (sti) prevalence, to explore the appropriateness and feasibility of presumptive periodic treatment (ppt) for bacterial stis as an hiv prevention intervention among these women, and to compare tolerability of 2 ppt regimens (1 g of azithromycin and 2 g of metronidazole+/-500 mg of ciprofloxacin). five commercial farms and 2 mines in mashonaland ... | 2005 | 15671806 |