oa South African Medical Journal - Forced expiratory volume and expiratory flow rate in Black miners and in a control group

Volume 49, Issue 43
  • ISSN : 0256-9574
  • E-ISSN: 2078-5135



The peak expiratory flow rate and the forced expiratory volume in 1 second were measured in 772 Black miners who did not have pneumoconiosis, tuberculosis or chronic bronchitis.

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