Text and Data Mining valid from 2019-08-20
Received: 18 February 2019
Accepted: 6 August 2019
First Online: 20 August 2019
Ethics approval and consent to participate
: This study received exempt status from the Stanford University Institutional Review Board (IRB) and informed consent was deemed unnecessary, given minimal risks to patients or providers.
: Not Applicable.
: The authors declare that they have no competing interests.