Gu, Jessie P.
Tsai, Chen-Liang
Wysham, Nicholas G.
Huang, Yuh-Chin T.
Article History
Received: 13 June 2019
Accepted: 31 January 2020
First Online: 5 February 2020
Ethics approval and consent to participate
: The Duke Health institutional review board approved this study (IRB number Pro00052804). Waiver of informed consent about risks and benefits for this study was requested as there was minimal to no risk or benefit to enrolled patients as it is a retrospective chart review.
: Not applicable.
: The authors declare that they have no competing interests.