Nissen Alexander P, Nguyen Tom C
Department of Surgery, San Antonio Military Medical Center, Fort Sam Houston, Tex.
Division of Cardiothoracic Surgery, Department of Surgery, University of California San Francisco, San Francisco, Calif.
JTCVS Open. 2021 Jun;6:146-147. doi: 10.1016/j.xjon.2021.04.002. Epub 2021 Apr 20.