Snyman, Leon Cornelius; Bryant, Emma P.; Wethmar, E.I. (Elize); De Greve, Tom; Reyneke, Florette; Sathekge, Mike Machaba; Lindeque, B. Gerhard; Abu-Rustum, Nadeem R.(Lippincott Williams and Wilkins, 2018-09)
Born, K.M.; Wolvaardt, Jacqueline Elizabeth (Liz); McIntosh, E.(Africa Association for Health, Physical Education, Recreation, Sport and Dance, 2015-06)