An oral examination.
Salyer
D
D
D001727:Bisexuality; D001826:Body Fluids / Q000821:virology; D005260:Female; D015658:HIV Infections / Q000635:transmission*; D006716:Homosexuality; D006801:Humans; D008297:Male; D009909:Oral Health; D012307:Risk Factors; D012661:Semen / Q000821:virology; D012725:Sexual Behavior