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 |
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Zdroj: | BMC Public Health. 12/18/2015, Vol. 15 Issue 1, p1-9. 9p. |
Databáze: | Academic Search Ultimate |
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