1. 78 The changing epidemiology of silicosis in South African gold mining - an industry wide study. (11th October 2013) Authors: Knight, D H; Ehrlich, ; Fielding, ; Jeffery, ; Grant, ; Churchyard, Journal: Occupational and environmental medicine Issue: Volume 70(2013)Supplement 1 Page Start: A26 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗