Yakovlev, A.
Manzhurtsev, A.
Menshchikov, P.
Ublinskiy, M.
Bozhko, O.
Akhadov, T.
Semenova, N.
Article History
Received: 26 August 2019
Revised: 19 September 2019
Accepted: 19 September 2019
First Online: 27 April 2020
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interests.</i> The authors declare that they have no conflict of interest.
: <i>Statement of compliance with standards of research involving humans as subjects.</i> All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional committee of the Clinical and Research Institute of Emergency Pediatric Surgery and Traumatology (Moscow Healthcare Department) and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants involved in the study.