1. Health Sector Monitoring and Evaluation Unit, Department of Policy Planning and Health Care finance, Ministry of Health, Nairobi, Kenya.
2. Department of Preventive and Promotive Health, Ministry of Health, Nairobi, Kenya.
3. Kenya Country Office, World Health Organization, Nairobi, Kenya.
4. Regional Office for Africa, World Health Organization, Brazzaville, Congo.
5. Center for Global Public Health, Department of Community Health Sciences, University of Manitoba, 750 Bannatyne Avenue, R3E0W2 Winnipeg, Manitoba, Canada.