1. Nigeria Centre for Disease Control and Prevention, Yenagoa Office. Nigeria
2. Institute of Public health, University of Nigeria, Enugu
3. Sofresh Neigborhood Marketers Wuse 2 Abuja
4. Department of Business Administration, Faculty of Management Sciences, Federal University Otuoke, Bayelsa State. Nigeria.
5. Department of Community Health, Faculty of Health Sciences, Plateau State University, Bokkos, Jos. Nigeria.
6. Department of Environmental Management and Toxicology, Faculty of Sciences, Federal University Otuoke, Bayelsa State, Nigeria.