Schaaf, H. S., Marais, B. J., Whitelaw, A., Hesseling, A. C., Eley, B., Hussey, G. D., & Donald, P. R. (2007). Culture-confirmed childhood tuberculosis in Cape Town, South Africa: A review of 596 cases. BioMed Central.

Schaaf, H Simon, Ben J. Marais, Andrew Whitelaw, Anneke C. Hesseling, Brian Eley, Gregory D. Hussey, و Peter R. Donald. Culture-confirmed Childhood Tuberculosis in Cape Town, South Africa: A Review of 596 Cases. BioMed Central, 2007.

Schaaf, H Simon, et al. Culture-confirmed Childhood Tuberculosis in Cape Town, South Africa: A Review of 596 Cases. BioMed Central, 2007.