Henning, E., Terblanche, H., Kleynhans, M., Crafford, D., Wood, P., Grant, C. and du Toit, P. (2014) “Comparing Cardio Stress Index between sedentary and active populations”, Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;, 33(1), p. 1 bladsy. doi: 10.4102/satnt.v33i1.1221.