AFFILIATIONS:
a Dalhousie University, Halifax, NS, Canada.
b Division of Cardiology, Department of Medicine, Dalhousie University, Halifax, NS, Canada.
c Division of Cardiac Surgery, Department of Surgery, Dalhousie University, Halifax, NS, Canada
Conflicts : The authors have nothing to disclose.
Funding: None of the authors received grants, contracts, or financial support.
Consent: Patient consent was taken for this report.