1. Unsafe Abortion: Global and Regional Estimates of the Incidence of Unsafe Abortion and Associated Mortality in 2000,2004
2. The Prevention and Management of Unsafe Abortion. Report of a Technical Working Group,1992
3. The first decade of legal abortion in the United States: effects on maternal health;Cates,1986
4. A strategic assessment of abortion and contraception in Romania;Johnson;Reproductive Health Matters,2004
5. Five year review of the implementation of the Choice on Termination of Pregnancy Act 92 of 1996,2002