Text and Data Mining valid from 2018-02-19
Received: 20 November 2017
Accepted: 26 January 2018
First Online: 19 February 2018
Compliance with ethical standards
: The study was approved by the Western Institutional Review Board.
: Dr. Winkle: none; Mr. Moskovitz, Mr. Tranter, and Mr. Shai: employed by St. Jude Medical, Inc.; Dr. Mead: consultant Medtronic; Dr. Engel: consultant Medtronic; Dr. Kong: advisory board Medtronic, consultant Peerbridge, EBR Systems, Medtronic; Mr. Fleming: none; Dr. Patrawala: consultant for St. Jude Medical, Inc.; Dr. Salcedo: none.