Morning After Pill: Manufacturer’s Prescribing Information for Plan B (Levonorgestrel) tablets, 0.75 mg. Mfg. by Gedeon Richter, Ltd., Budapest, Hungary for Duramed Pharmaceuticals, Inc., Subsidiary of Barr Pharmaceuticals, Inc., Pomona, NY 10970. Revised Feb 2004. BR-038 / 21000382503

Second Trimester: Centers for Disease Control and Prevention. “Abortion Surveillance–United States 2009.” [updated 2012 November 23]. May 2013. Available from: http://www.cdc.gov

Third Trimester: Guttmacher Institute. “Bans on Partial-Birth Abortion.”  In Brief, New York: Guttmacher, 2001,  May 2013.Available from: http://www.guttmacher.org/statecenter/spibs/spib_BPBA.pdf

MedlinePlus [Internet]. Bethesda (MD): National Library of Medicine (US); [updated 2006 Feb 24]. Abortion; [updated 2006 Feb 21; reviewed 2006 Feb 21; cited 2006 Feb 24]. Available from: http://www.nlm.nih.gov/medlineplus/

Bethesda (MD): National Library of Medicine (US); [updated 2006 Feb 24]. Abortion; [updated 2006 Feb 21; reviewed 2006 Feb 21; cited 2006 Feb 24]. Available from: http://www.nlm.nih.gov/medlineplus/

Abortion Risks: Susan Dudley, PhD, and Beth Kruse, MS, CNM, ARNP. ”Safety of Abortion.” © 2006, National Abortion Federation. Revised December 2006.

Available from: http://www.prochoice.org/about_abortion/facts/safety_of_abortion.html.   MedlinePlus [Internet]. Bethesda (MD): National Library of Medicine (US); [updated 2006 Feb 24]. Abortion; [updated 2006 Feb 21; reviewed 2006 Feb 21; cited 2006 Feb 24]. Available from: http://www.nlm.nih.gov/medlineplus/