Funding for this research was provided by:
Flight Attendant Medical Research Institute (072086_YCSA)
Received: 4 February 2020
Accepted: 6 May 2020
First Online: 14 May 2020
Ethics approval and consent to participate
: Ethical approval was obtained from the Tel Aviv University Ethics Committee, the Laniado Hospital Helsinki Committee (0014–11-LND), and the Helsinki Committee of the Israel Ministry of Health (MOH: 920090057). Participants provided signed informed consent and received a gift voucher worth approximately $30 to compensate them for their time.
: All quotes are anonymized, no personal information was included.
: The authors declare no conflict of interest.