Joshua O. Akinyemi
1,2& Sunday A. Adedini
1,31Demography and Population Studies Programme, Schools of Public Health and Social Sciences, University of the Witwatersrand, Johannesburg, South Africa
2Department of Epidemiology and Medical Statistics, College of Medicine, University of Ibadan, Ibadan, Nigeria
3Department of Demography and Social Statistics, Obafemi Awolowo University, Ile Ife, Nigeria
Email: [email protected]