A survey of blood lead levels among young Johannesburg school children Author: Mathee A, von Schirnding YER, Levin J, Huntley R, Cantrell A. Source: Environ Res. 2002;90(3):181-184. Babalwa Jekwa2019-04-04T11:01:23+02:00Dec 31st, 2002| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail