Heterosexual behaviors and factors that influence condom use among patients attending a sexually transmitted disease clinic--San Francisco.
D000293:Adolescent; D000328:Adult; D001741:Black or African American; D003275:Contraceptive Devices, Male / Q000706:statistics & numerical data*; D005260:Female; D006630:Hispanic or Latino; D006801:Humans; D008297:Male; D008875:Middle Aged; D012044:Regression Analysis; D012495:San Francisco / Q000453:epidemiology; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases / Q000208:ethnology / Q000517:prevention & control*; D012959:Socioeconomic Factors