D. E. Sablin
Vyzhletsov Arkhangelsk Regional Children's Clinical Hospital
Russian Federation

Dmitriy E. Sablin — M.D.; Pediatric Urologist, Pediatric Surgery Division,

Arkhangelsk

V. V. Sizonov
Rostov State Medical University; Rostov-on-Don Regional Children's Clinical Hospital
Russian Federation

Vladimir V. Sizonov — M.D., Dr.Sc.(Med), Full Prof.; Prof., Dept. of Urology, Pediatric Urology and Reproductive Health;

Head, Pediatric Urology and Andrology Division,

Rostov-on-Don

I. M. Kagantsov
Almazov National Medical Research Centre; Mechnikov North-Western State Medical University
Russian Federation

Ilya M. Kagantsov — M.D., Dr.Sc.(Med); Full Prof., Head, Research Laboratory for Surgery of Congenital and Hereditary Pathology;

Prof., Dept. of Pediatric Surgery,

St. Petersburg

P. A. Garelina
Northern State Medical University
Russian Federation

Polina A. Garelina — Resident, Dept. of Pediatric Surgery,

Arkhangelsk

O. S. Havroha
Vyzhletsov Arkhangelsk Regional Children's Clinical Hospital
Russian Federation

Olga S. Havroha — M.D.; Ultrasound Doctor,

Arkhangelsk