1. Demography and Social Statistics and the e-Health Research Cluster, Covenant University, Canaan land, PMB 1023, Ota, Ogun State, Nigeria.
2. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, England.
3. Department of Computer and Information Sciences and the e-Health Research Cluster, Covenant University, Ota, Nigeria.