Rates of gonorrhoea and chlamydia in black ethnic groups.
Evans
B
B
Bond
R
R
MacRae
K
K
D002690:Chlamydia Infections / Q000208:ethnology*; D006069:Gonorrhea / Q000208:ethnology*; D006801:Humans; D008131:London / Q000453:epidemiology; D008297:Male; D012307:Risk Factors; D014900:West Indies / Q000208:ethnology