| drug use and syphilis. co-factors for hiv transmission among commercial sex workers in guyana. | a cross-sectional survey was conducted among 124 street- and brothel-based female commercial sex workers (csws) in georgetown in january and february 1997 to determine the seroprevalence of human immunodeficiency virus (hiv) infection and describe the sexual practices and drug use patterns. their median age was 30 years (range 17 to 52 years). 119 (88%) reported regular alcohol consumption while looking for clients, 27 (22%) said they smoked cocaine and 51 (42%) reported use of marijuana. street ... | 1999 | 10492602 |