1. National Population Council, Queen Alia Social Welfare. Jordan Ministry of Health, 1991.
2. Ectopic pregnancy mortality, United States 1979 to 1980: Clinical aspects;Dofman;Obstet Gynecol,1984
3. Copper IUDs;Hasson;J Reprod Med,1978
4. Management and outcome of pregnancies associated with the copper T intrauterine device;Tatum;Am J Obstet Gynecol,1976