1. Cochrane Nigeria, Institute of Tropical Diseases Research and Prevention, University of Calabar Teaching Hospital, Calabar, Nigeria
2. Cross River Health and Demographic Surveillance System, University of Calabar, Calabar, Nigeria
3. Department of Computer Science, University of Calabar, Calabar, Nigeria
4. Department of Public Health, College of Medical Sciences, University of Calabar, Calabar, Nigeria
5. Health Systems Strengthening Cluster, World Health Organization Country Office, Abuja, Nigeria
6. Inter-Country Support Team, World Health Organization, Ouagadougou, Burkina Faso
7. Department of Internal Medicine, University of Calabar, Calabar, Nigeria
8. Department of Community Medicine, University of Calabar, Calabar, Nigeria