E. A. Toneev
State Clinical Oncology Dispensary of Ulyanovsk; Ulyanovsk State University
Russian Federation

Toneev Evgeny Aleksandrovich – Candidate of Medical Sciences, Thoracic Surgeon of the Surgical Department of Thoracic Oncology; Associate Professor of the Faculty Surgery Department, T.Z. Biktimirov Medical Faculty, Institute of Medicine, Ecology, and Physical Education,

90, 12th of September St., Ulyanovsk, 432017;

42, L. Tolstoy St., Ulyanovsk, 432011.

O. N. Paize
Ulyanovsk Regional Children’s Clinical Hospital named after Y.F. Goryachev
Russian Federation

Paize Olga Nikolaevna – Doctor, Pediatric Surgeon, Surgical Department,

42, Radishcheva St., Ulyanovsk, 432011.

R. F. Shagdaleev
Ulyanovsk State University
Russian Federation

Shagdaleev Roman Fatykhovich – Resident of the Department of Hospital Surgery, Anesthesiology, Resuscitation, Urology, Traumatology, and Orthopedics, Faculty of Dentistry, Pharmacy, and Postgraduate Medical Education, Institute of Medicine, Ecology, and Physical Education,

42, L. Tolstoy St., Ulyanovsk, 432011.

D. D. Prokhorov
Ulyanovsk State University
Russian Federation

Prokhorov Daniil Dmitrievich – resident of the Department of Hospital Surgery, Anesthesiology, Resuscitation, Urology, Traumatology, and Orthopedics, Faculty of Dentistry, Pharmacy, and Postgraduate Medical Education, Institute of Medicine, Ecology, and Physical Education,

42, L. Tolstoy St., Ulyanovsk, 432011.

O. Yu. Bekhtina
Ulyanovsk Regional Children’s Clinical Hospital named after Y.F. Goryachev
Russian Federation

Bekhtina Olesya Yurievna – Doctor, Pediatric Surgeon, Surgical Department,

42, Radishcheva St., Ulyanovsk, 432011.