Respiratory health status of children in the Eastern Transvaal Highveld

Authors

• S Zwi Pulmonology Division, Department of Medicine, University of the Witwatersrand and the National Centre for Occupational Health, Johannesburg, South Africa
• H.I Goldman Pulmonology Division, Department of Medicine, University of the Witwatersrand and the National Centre for Occupational Health, Johannesburg, South Africa
• J.M Kallebach Pulmonology Division, Department of Medicine, University of the Witwatersrand and the National Centre for Occupational Health, Johannesburg, South Africa
• J.C.A Davies Department of commmunity Health, University of Witwatersrand and the National Centre for Occupational Health, Johannesburg, South Africa
• M.R Becklake Department of community Health, University of Witwatersrand and the National Centre for Occupational Health, Johannesburg, South Africa
• S.G Reinach Institute for Biostatistics, South African Medical Research Council, Johannesburg, South Africa