O.N. Awojobi, O.A. Adeniji, and J.T. Abe. “Is Money Important? The Effects of Conditional and Unconditional Cash Transfer Programmes on Maternal Health Outcomes in Africa and Latin America”. Journal of Community Medicine & Primary Health Care, vol. 32, no. 1, Nov. 2022, pp. 30-46, https://jcmphc.org/index.php/jcmphc/article/view/49.