1. School of Public Affairs, University of Science and Technology of China, Hefei, China
2. Department of Psychology, University of Ghana, Legon, Ghana
3. Department of Nursing, University for Development Studies, Tamale, Ghana
4. Department of General Administration, Nsawam-Adoagyiri Municipal Health Directorate, Nsawam, Ghana
5. Medical and Surgical Department, Cleveland Clinic, Cleveland, Ohio, USA
6. Department of Administration, Premier Health Insurance, Accra, Ghana
7. Department of Medicine and Surgery, Qiqihar Medical University, Qiqihar, Heilongjiang, China
8. School of Management, University of Science and Technology of China, Hefei, China