1. Committee opinion number 487: Preparing for clinical emergencies in obstetrics and gynecology;American College of Obstetricians and Gynecologist,2011
2. 2010 American Heart Association guidelines for CPR and ECC;American Heart Association,2010
3. 2011 AHA guidelines for cardiovascular disease prevention in women: For obstetrician- gynecologists and other reproductive health professionals;American Heart Association,2011
4. Resident deaths due to leading causes by sex: Arkansas, 2006;Arkansas Department of Health,2006
5. Arkansas central public health region: All counties;Arkansas Department of Health,2013