van Zyl, Sanet, Lynette van der Merwe, Francois van Rooyen, Gina Joubert, and Corinna Walsh. “The Relationship Between Obesity, Leptin, Adiponectin and the Components of Metabolic Syndrome in Urban African Women, Free State, South Africa”. South African Journal of Clinical Nutrition 30, no. 3 (October 19, 2017): 8-13. Accessed September 23, 2019. http://sajcn.co.za/index.php/SAJCN/article/view/1132.