Mayaphi, Simnikiwe Horatious; Martin, Desmond J.; Olorunju, Steve A.S.; Williams, Brian G.; Quinn, Thomas C.; Stoltz, Anton Carel(Public Library of Science, 2018-02-02)
De Beer, C.R.; Van Rooijen, Agatha Johanna; Pretorius, Jan P.; Becker, Piet J.; Rheeder, Paul; Paruk, Fathima(Health and Medical Publishing Group, 2018)