1. Dietary Supplement and Health Education Act of 1994. National Institutes of Health Office of Dietary Supplements Web site.https://ods.od.nih.gov/About/DSHEA_Wording.aspx. Accessed November 15 2015.
2. Herbs at a glance. National Center for Complementary and Alternative Medicine Web site.http://nccam.nih.gov/. Updated 2010. Accessed November 3 2011.
3. Traditional medicine: Definitions. Essential medicines and health products Web site. World Health Organization.http://www.who.int/medicines/areas/traditional/definitions/en/. Updated 2015. Accessed September 3 2015.
4. The Use During Pregnancy of Prescription, Over-the-Counter, and Alternative Medications Among Hispanic Women
5. Medication use in a rural gynecologic population: Prescription, over-the-counter, and herbal medicines