1. Abortion surveillance – United States, 2018;Kortsmit;MMWR Surveill Summ,2020
2. Medication abortion now accounts for more than half of all US abortions;Jones,2022
3. Full Prescribing Information for Mifeprex;US Food & Drug Admin,2016
4. Rates of serious infection after changes in regimens for medical abortion;Fjerstad;N Engl J Med,2009
5. Medical methods for first trimester abortion;Kulier;Cochrane Database Syst Rev,2011