Study on the Contraceptive Effect of New Three-dimensional and Reticular Intrauterine Device with Nickel-titanium and Silicone Rubber in Rats

QIU Yi;ZHANG Mei-hua;YU Ling;XU Guan-zhao;LI Xin-ying;WANG Lei-guang

Journal of International Reproductive Health/Family Planning . 2013, (2): 80 -83 .