1. Long-term reversible contraception — twelve years of experience with the Tcu380a and Tcu220c;Rowe;Contraception,1997
2. Contraceptive technology;Hatcher,2007
3. Cost savings from the provision of specific methods of contraception in a publicly funded program;Foster;Am J Public Health,2009
4. Use of contraception in the United States: 1982–2008;Mosher;Vital Health Stat,2010
5. Contraceptive use by female physicians in the United States;Frank;Obstet Gynecol,1999