• Asfaw A, Braun JV, Klasen S. 2004. How big is the crowding-out effect of user fees in the rural areas of Ethiopia? Implications for equity and resources mobilization. World Dev 32: 20652081.
  • Axelson H, Bales S, Minh PD, et al. 2009. Health financing for the poor produces promising short-term effects on utilization and out-of-pocket expenditure: evidence from Vietnam. Int J Equity Health 8: 20.
  • Ching P. 1995. User fees, demand for children's health care and access across income groups: the Philippine case. Soc Sci Med 41: 3746.
  • Ekman B, Liem NT, Duc HA, et al. 2008. Health insurance reform in Vietnam: a review of recent developments and future challenges. Health Policy Plan 23: 252263.
  • Escobar M-L, Griffin CC, Paul Shaw R (eds). 2010. The Impact of Health Insurance in Low- and Middle-Income Countries. Brookings Institution: Washington DC.
  • Gertler P, Locay L, Sanderson W. 1987. Are user fees regressive?: the welfare implications of health care financing proposals in Peru. J Econom 36: 6788.
  • Ha THN, Berman P, Larsen U. 2002. Household utilization and expenditure on private and public health services in Vietnam. Health Policy Plan 17: 6170.
  • Hallman K. 1999. Child health care demand in a developing country: unconditional estimates from the Philippines. International Food Policy Research Institute. Discussion paper no. 70. Washington DC.
  • Hoddinott J, Quisumbing A. 2003. Investing in Children and Youth for Poverty Reduction. International Food Policy Research Institute: Washington DC.
  • Leibowitz A, Manning WG, Keeler EB, et al. 1985. The effect of cost sharing on the use of medical services of children: Interim results from a randomized controlled trial. Pediatrics 75: 942951.
  • Ministry of Health [Vietnam]. 2005. Official letter no.36 dated January 14, 2005 on implementation of the Free Care for Children under Six Policy. Hanoi.
  • Ministry of Health [Vietnam]. 2007. Review on the implementation of free healthcare services for children under six in public healthcare facilities with regards to child mortality and morbidity patterns and available treatment. Study report. Hanoi.
  • Pradhan M, Saadah F, Sparrow R. 2007. Did the health card program ensure access to medical care for the poor during Indonesia's economic crisis? World Bank Econ Rev 21: 125150.
  • Ron A, Carrin G, Tien TV. 1998. Viet Nam: the development of national health insurance. Int Soc Sec Rev 51: 89103.
  • Sauerborn R, Nougtara A, Latimer E. 1994. The elasticity of demand for health care in Burkina Faso: differences across age and income groups. Health Policy Plan 9: 185192.
  • Somanathan A. 2008. The impact of price subsidies on child health care use: evaluation of the Indonesian health card. World Bank Policy Research Working Paper 4622. The World Bank. Washington DC.
  • World Bank, SIDA, AusAID, Royal Netherlands Embassy, Ministry of Health of Vietnam. 2001. Vietnam. Growing Healthy: A Review of Vietnam's Health Sector. The World Bank: Hanoi.
  • World Health Organization. 2005. Solution numbered EB115.R13. Sustainable health financing, universal coverage and social health insurance. World Health Organization: Geneva.
  • Xu K, Evans DB, Kawabata K, et al. 2003. Household catastrophic health expenditure: a multicountry analysis. Lancet 362: 1117.
  • Yip W, Berman P. 2001. Targeted health insurance in a low income country and its impact on access and equity in access: Egypt's school health insurance. Health Econ 10: 20720.