Abuo, J., A. Ndep, B. Ekpenyong, G. Nja, N. Nwachuku, and I. Williams. “Overweight and Obesity Among Staff of University of Calabar, Calabar, Nigeria”. Journal of Epidemiological Society of Nigeria, vol. 2, no. 2, July 2020, pp. 9-20, https://jeson.org.ng/index.php/jeson/article/view/18.