| genital human papillomavirus infection among patients attending an std clinic. | objectives--to determine the prevalence of human papillomavirus (hpv) infection in patients, male and female, attending a clinic for sexually transmitted diseases (stds). design--a randomly selected group of patients representative of the population studied and first-time visitors to the std clinic, were asked to participate in the study. samples from the skin and mucous membranes of the lower genital region were taken for cytological analysis by the polymerase chain reaction (pcr) method for hp ... | 1993 | 8282298 |