1. WHO Coronavirus disease (COVID-19) Dashboard 2021 www.covid-19.who.int Accessed on April 25, 2021
2. Nigeria Centre for Disease Control (NCDC). "Covid-19 situation report 147. July 24, 2020. Official Website of the Nigeria Centre for Disease Control." https://covid19.ncdc.gov.ng/. Accessed on April 25, 2021.
3. Nigeria Centre for Disease Control (NCDC). COVID-19, Nigeria 2020 www.ncdc.gov.ng Accessed on September 30, 2021.
4. Ban on Commercial Motorcycle Operations in Benin City, Nigeria: an Appraisal of the Benefits and Business Opportunities;Asekhame;Dev. Count. Stud.,2013
5. Microorganisms associated with commercial motorcycle helmets in Lagos metropolis;Adamu;J. Microbiol. Biotech. Food Sci.,2012