Draper C, Grobler L, Kilian G, Micklesfield L, Lambert E, Noakes T. An inventory of the South african fitness industry. SA J Sports Med [Internet]. 2006 Feb. 5 [cited 2024 Dec. 22];18(3):93-104. Available from: https://journals.assaf.org.za/index.php/sajsm/article/view/240