Ekpenyong, C. E, N.E, Udokang, E.E. Akpan, and T.K. Samson. “Double Burden, Non-Communicable Diseases And Risk Factors Evaluation In Sub-Saharan Africa: The Nigerian Experience”. European Journal of Sustainable Development 1, no. 2 (June 1, 2012): 249. Accessed November 22, 2024. http://ojs.ecsdev.org/index.php/ejsd/article/view/17.