Não informado. South African journal of medical sciences. University of the Witwatersrand, Medical Graduate Association.
Chicago Style (17. basım) AtıfNão informado. South African Journal of Medical Sciences. Johannesburg, Africa do Sul: University of the Witwatersrand, Medical Graduate Association.
MLA (8th ed.) AtıfNão informado. South African Journal of Medical Sciences. University of the Witwatersrand, Medical Graduate Association.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..