title: South Africa plans health study to track half a million people.
authors.forename: Linda
authors.initials: L
authors.lastname: Nordling
mesh_terms: D002947:Cities / Q000453:epidemiology; D003710:Demography / Q000191:economics; D015658:HIV Infections / Q000188:drug therapy / Q000453:epidemiology; D006801:Humans; D011159:Population Surveillance; D062486:Public Health Surveillance; D012423:Rural Health / Q000706:statistics & numerical data; D013019:South Africa / Q000453:epidemiology; D014504:Urban Health / Q000706:statistics & numerical data