Venereal diseases in Lagos.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005191:Family Characteristics; D005260:Female; D006069:Gonorrhea / Q000453:epidemiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009549:Nigeria; D009790:Occupations; D012071:Religion and Sex; D012737:Sex Factors; D012749:Sexually Transmitted Diseases / Q000453:epidemiology*; D012923:Social Class; D013587:Syphilis / Q000453:epidemiology