Funding for this research was provided by:
Todd Rockwood (N/A)
Article History
Received: 20 December 2018
Accepted: 26 March 2019
First Online: 2 April 2019
Ethics approval and consent to participate
: Informed consent was implied if physicians completed and returned the survey. Written and verbal consent was not documented or directly obtained from participating physicians. This study was approved by the Institutional Review Board at the University of Minnesota, Twin Cities.
: Not applicable.
: The authors declare that they have no competing interests.
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