O.O. Ojifinni, O.K. Ige, O.A. Popoola, and M.C. Asuzu. “Prevalence and Correlates of Reproductive Morbidity Among Female Traders in Ibadan Nigeria”. Journal of Community Medicine & Primary Health Care, vol. 32, no. 1, Mar. 2020, pp. 87-102, https://jcmphc.org/index.php/jcmphc/article/view/53.