HOMOSEXUALITY AND VENEREAL DISEASES.
D001699:Biometry; D005060:Europe; D006069:Gonorrhea; D006716:Homosexuality; D006801:Humans; D009426:Netherlands; D012749:Sexually Transmitted Diseases; D013223:Statistics as Topic; D013587:Syphilis; D014481:United States
EUROPE; GONORRHEA; HOMOSEXUALITY; NETHERLANDS; STATISTICS; SYPHILIS; UNITED STATES