1. Death Penalty Information Center, 2015. http://www.deathpenaltyinfo.org (accessed 18 Oct 2015).
2. Physician Participation in Capital Punishment. American Medical Association summary of North Carolina Department of Correction v. North Carolina Medical Board, 675 S.E. 2d 641, 2009.
3. North Carolina Medical Board position statement, with reference to American Medical Association Code of Medical Ethics Opinion 2.06. http://www.clearinghouse.net/chDocs/public/CJ-NC-0002-0003.pdf (accessed 11 Aug 2015).
4. North Carolina Board of Correction v. North Carolina Medical Board ruling, 2009. http://caselaw.findlaw.com/nc-supreme-court/1407529.html
5. NC House Bill 774, “Restoring Proper Justice Act”. 2015. http://www.ncleg.net/Sessions/2015/Bills/House/PDF/H774v5.pdf