1. Berne RM, Levy MN. Physiology. 5th ed. St. Louis: Mosby; 2004.
2. Berne RM, Levy MN. Physiology. 4th ed. St. Louis: Mosby; 1998.
3. Mohrman DE, Heller LJ. Cardiovascular physiology. 6th ed. London: McGraw-Hill; 2006.
4. Berne RM, Levy MN. Cardiovascular physiology. 8th ed. St. Louis: Mosby; 2001.
5. Gorcsan J III, Tanaka H. Echocardiographic assessment of myocardial strain. J Am Coll Cardiol. 2011;58:1401–13.