Braunwald, E., & Bonow, R. O. (2012). Braunwald's heart disease: a textbook of cardiovascular medicine (9th ed.). Philadelphia: Saunders.
Hillis, L., et al (2011). 2011 ACCF/AHA guideline for coronary artery bypass graft surgery. J. Am. Coll. of Cardiol., 58(24). Retrieved from http://content.onlinejacc.org/cgi/reprint/j.jacc.2011.08.009v1.pdf.
Townsend, C, Beauchamp, R, Evers, B, & Mattox, K. (2012). Sabiston textbook of surgery [19th ed.]. Retrieved from http://www.mdconsult.com/