Trends in silicosis prevalence and the healthy worker effect among gold miners in South Africa: a prevalence study with follow up of employment status.

Autor: Knight, David1,2 dave.knight@internationalsos.com, Ehrlich, Rodney1, Fielding, Katherine3, Jeffery, Hannah3, Grant, Alison3, Churchyard, Gavin4
Zdroj: BMC Public Health. 12/18/2015, Vol. 15 Issue 1, p1-9. 9p.
Databáze: Academic Search Ultimate