1. World Health Organization, Nigeria Country Office, UN House, 617/618 Diplomatic Drive, Central Area District, Abuja. 900001, Nigeria.
2. Independent Public Health Consultant, Toronto, Canada.
3. United Nations Children’s Fund, Nigeria Country Office, Abuja, Nigeria.
4. Bill & Melinda Gates Foundation, Seattle, United States of America.
5. Centre for Health Economics, University of York, York, England.
6. United Nations Children’s Fund, Islamabad, Pakistan.
7. World Health Organization, Regional Office for Africa, Brazzaville, Congo.
8. United Nations Children’s Fund, Kabul, Afghanistan.
9. World Health Organization, Kano Office, Kano, Nigeria.
10. World Health Organization, Borno Office, Maiduguri, Nigeria.
11. World Health Organization, Bauchi Office, Bauchi, Nigeria.
12. World Health Organization, Yobe Office, Damaturu, Nigeria.
13. National Primary Health Care Development Agency, Ministry of Health, Abuja, Nigeria.