Funding for this research was provided by:
This research was supported in part by the grant of The National Insurance Institute (14302)
Text and Data Mining valid from 2019-09-04
First Online: 4 September 2019
Compliance with Ethical Standards
: All authors approve that they do not have any financial and personal relationships with other people, or organizations, that could inappropriately influence (bias) this research and this manuscript.
: As identifying information was not available to researchers, none informed consent was needed. This study was approved by following Ethical Committees: Ethical Committee of the Sheba medical center and Ethical Committee of the National Insurance Institute of Israel.