TY - RPRT TI - A simple technique for aortic valve replacement using freehand allografts. AU - C E Moreno-Cabral AU - D C Miller AU - N E Shumway PY - 1988 DO - 10.1111/j.1540-8191.1988.tb00219.x UR - https://pubmed.ncbi.nlm.nih.gov/2980005/ ID - 2980005 ER -