1. American College of Obstetricians and Gynecologists (ACOG) (2009). Increasing use of contraceptive implants and intrauterine devices to reduce unintended pregnancy. Committee Opinion, 450(114), 1434–1438.
2. American College of Obstetricians and Gynecologists (ACOG) (2011). Long-acting reversible contraception: Implants and intrauterine devices. Practice Bulletin, 121, 1–13.
3. American College of Obstetricians and Gynecologists (ACOG) (2012). Adolescents and long-acting reversible contraception: Implants and intrauterine devices. Committee Opinion, 539, 1–7.
4. Bhathena, R. K., & Guillebaud, J. (2008). Intrauterine contraception: An update. Journal of Obstetrics and Gynecology, 28(3), 262–265.
5. Biggs, M. A., Harper, C. C., Malvin, J., & Brindis, C. D. (2014). Factors influencing the provision of long-acting reversible contraception in California. Obstetrics & Gynecology, 123, 593–602.