Received: 8 January 2018
Accepted: 7 March 2018
First Online: 19 March 2018
Ethics approval and consent to participate
: The study received institutional review board (IRB) approval and was exempted from written informed consent. Hadassah Medical Center (HMO) 0121–15-HMO. Chair of the IRB is Professor Eran Leitersdorf; EranL@hadassah.org.il.
: See IRB.
: The authors declare that they have no competing interests.
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