Case-control study of silicosis, silica exposure and lung cancer in white South African gold miners Authors: Hessel PA, Sluis-Cremer GK, Hnizdo E. Source: Am J Ind Med. 1986; 10:57-62. Summary: NULL Babalwa Jekwa2019-04-08T08:50:37+02:00Dec 31st, 1986| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail