Commentary: sexually transmitted infection in South Africa: 50 years after Sidney Kark.
Reddy
Priscilla S
PS
Health Promotion Research and Development Office, Executive Research Directorate, Medical Research Council, Cape Town, South Africa. preddy@mrc.ac.za
Mbewu
Anthony D
AD
Nogoduka
Coceka M
CM
D006801:Humans; D012924:Social Conditions; D013019:South Africa / Q000453:epidemiology; D013587:Syphilis / Q000453:epidemiology*