Lawrance Christopher P, Henn Matthew C, Damiano Ralph J
Division of Cardiothoracic Surgery, Washington University School of Medicine, Barnes-Jewish Hospital, St. Louis, MO 63110, USA.
Ann Cardiothorac Surg. 2015 Sep;4(5):483-6. doi: 10.3978/j.issn.2225-319X.2014.12.06.