Received: 29 March 2019
Accepted: 24 May 2019
First Online: 14 June 2019
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board at Beth Israel Deaconness Medical Center, which waived informed consent.
: Not applicable.
: GQ consults for CRICO Strategies/Harvard Risk Management Foundation, Cambridge, MA. All other authors declare that they have no competing interests.