Mavlikeev, Mikhail
Titova, Angelina
Saitburkhanova, Renata
Abyzova, Maria
Sayfutdinov, Ilyas
Gizzatullina, Nasima
Kotov, Ilya
Plaksa, Igor
Isaev, Artur
Abdulkhakov, Sayar
Kiyasov, Andrey
Deev, Roman
Article History
Received: 15 September 2018
Accepted: 15 October 2018
First Online: 20 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures followed have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Consent cannot be obtained because the patient is dead, and the parents/guardian cannot be traced. This study does not contain identifying information of the patients.