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Respiratory Function of Witwatersrand Gold-Miners: A Comparison between Radiologically Normal Miners and Control Non-Mining Subjects
Saul Zwi and Margaret R. Becklake
British Journal of Industrial Medicine
Vol. 15, No. 4 (Oct., 1958), pp. 258-261
Published by: BMJ
Stable URL: http://www.jstor.org/stable/27721415
Page Count: 4