The epidemiology of pneumonia on the Witwatersrand goldfields and the prevention of pneumonia and other allied acute respiratory diseases in native labourers in South Africa by mea... von Lister, Spencer, Ordman, David, Peall, P. A.

Tuberculosis in South African natives with special reference to the disease amongst the mine labourers on the Witwatersrand ; (being the report of the Tuberculosis Research Committ...

Weitere Verfasser: “… Lister, Spencer …”