Echieh Chidiebere Peter, Njem Josiah, Mba Emmanuel, Ojiaku Emeka
Division of Cardiothoracic Surgery, Department of Surgery, University of Calabar Teaching Hospital, Calabar, Nigeria.
Cardiothoracic Surgery Unit, Department of Surgery, Jos University Teaching Hospital, Jos, Nigeria.
Eur J Cardiothorac Surg. 2020 Sep 1;58(3):656. doi: 10.1093/ejcts/ezaa106.