1. Epilogue;Callagan,2001
2. Beyond the Numbers: Reviewing Maternal Deaths and Severe Morbidity to Make Pregnancy Safer;World Health Organization,2004
3. United Nations Millennium Declaration,2000
4. The World Health Organization Annual Report for 2005. Make Every Mother and Child Count,2005
5. Too far to walk: maternal mortality in context;Thaddeus;Soc Sci Med,1994