Homosexuality and sexually transmitted diseases.
D001003:Anal Canal / Q000293:injuries; D001004:Anus Diseases / Q000635:transmission; D005260:Female; D006069:Gonorrhea / Q000635:transmission; D006509:Hepatitis B / Q000635:transmission; D006558:Herpes Genitalis / Q000635:transmission; D006716:Homosexuality; D006801:Humans; D008297:Male; D012007:Rectum / Q000293:injuries; D012749:Sexually Transmitted Diseases / Q000635:transmission*; D013587:Syphilis / Q000635:transmission; D014860:Warts / Q000635:transmission