Dorfman, Lev
Nassar, Raouf
Binjamin Ohana, Dalit
Oseran, Ilan
Matar, Manar
Shamir, Raanan
Assa, Amit
Article History
Received: 19 September 2020
Revised: 16 November 2020
Accepted: 22 November 2020
First Online: 14 January 2021
Competing interests
: The authors declare no competing interests.
: The study protocol was approved by the local Institutional Review Board. Parents of all subjects gave informed consent to participate in the survey.
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