Roos, Louw. “The Afrikaner and Schizophrenia: A Genetic Study”. Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt; 27, no. 2 (September 16, 2008): 73-87. Accessed April 27, 2024. http://satnt.ac.za/index.php/satnt/article/view/209.