References
  1. Data on file. Market research, February 2016. Teva Women's Health, Inc.

  2. Kavanaugh ML, Schwarz EB. Counseling about and use of emergency contraception in the United States. Perspect Sex Reprod Health. 2008;40(2)81-86.

  3. FDA drug use review, December 2011. www.fda.gov.

  4. Data on file. Market research, 2011. Teva Women's Health, Inc. Frazer, PA.

  5. Sonfield A, Hasstedt K, Gold RB. Moving Forward: Family Planning in the Era of Health Reform, New York: Guttmacher Institute, 2014.

  6. Finer LB, Zolna MR. Declines in unintended pregnancy in the United States, 2008-2011. N Engl J Med. 2016;374(9):843-852