1. How many child deaths can we prevent this year?;Jones;Lancet,2003
2. World development report: making services work for poor people;World Bank,2004
3. To contract or not to contract? Issues for low and middle income countries;Mills;Health Policy Plan,1998
4. The use of private sector contracts for primary health care: theory, evidence, and lessons for low-income and middle-income countries;Palmer;Bull World Health Organ,2000