1. Social Science Unit, School of General Studies, University of Nigeria, Nsukka, Enugu State, Nigeria
2. Department of Psychology, Faculty of Social Sciences, University of Nigeria, Nsukka, Enugu State, Nigeria
3. Department of Psychiatry, ESUT Teaching Hospital (Parklane), Enugu State, Enugu, Nigeria
4. Department of Psychological Medicine, University of Nigeria Teaching Hospital, (UNTH), Ituku-Ozalla, Enugu, Enugu State, Nigeria
5. Lancashire and South Cumbria NHS Foundation Trust, Preston, United Kingdom
6. Department of Psychological Medicine, College of Medicine, University of Nigeria Ituku-Ozalla Campus, Enugu, Enugu State, Enugu, Nigeria