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Authors
Burlaka, Viktor https://orcid.org/0000-0002-5202-9134
Hong, Jun Sung
Serdiuk, Oleksii
Krupelnytska, Liudmyla
Paschenko, Svitlana
Darvishov, Nariman
Churakova, Iuliia
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Article History
First Online: 2 June 2020
Compliance with Ethical Standards
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: The authors declare that they have no conflict of interest.
: The study was approved by the Committee of Ethics and Deontology of the Ukrainian National Academy of Medical Sciences Institute of Neurology, Psychiatry, and Narcology. Before completing the survey, participants were informed about the study and gave their consent. All procedures performed in this study involving human participants were in accordance with the institutional and national ethical standards and with the 1964 Helsinki declaration and its later amendments.
