[1] Univ Tennessee, Hlth Sci Ctr, Dept Surg, 910 Madison Ave 2nd Fl, Memphis, TN 38163 USA
[2] Univ Cent Florida, Coll Med, 6850 Lake Nona Blvd, Orlando, FL 32827 USA
[3] Meharry Med Coll, 1005 Dr DB Todd Jr Blvd, Nashville, TN 37208 USA
[4] Arnold Palmer Hosp Children, Div Pediat Cardiovasc Surg, 83 W Miller St, Orlando, FL 32806 USA