Text and Data Mining valid from 2019-08-20
Received: 22 April 2019
Accepted: 16 July 2019
First Online: 20 August 2019
Compliance with ethical standards
: The study was approved by our local Institutional Review Board at the Keck University of Southern California School of Medicine. The study protocol adheres to the ethical guidelines of the 2008 Declaration of Helsinki.
: R. Doshi is a consultant and received fellowship support from Abbott Medical and Boston Scientific.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was provided according to institutional protocols.