Funding for this research was provided by:
Charles Stark Draper Laboratory (Internal Funding)
Text and Data Mining valid from 2019-03-18
Received: 23 March 2018
Accepted: 13 February 2019
First Online: 18 March 2019
Ethics approval and consent to participate
: The establishment of the database was approved by the Massachusetts Institute of Technology (Cambridge, MA) and the Institutional Review Boards of Beth Israel Deaconess Medical Center (Boston, MA).
: Requirement for individual patient consent was waived because the project did not impact clinical care and all protected health information was de-identified.
: The authors declare that they have no competing interests.
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