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.

A. S. Komarov
Ulyanovsk State Clinical Oncology Dispensary; Ulyanovsk State University
Russian Federation

Komarov Andrey Sergeevich – Anesthesiologist-Resuscitator; Assistant of the Hospital 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. V. Midlenko
Ulyanovsk State University
Russian Federation

Midlenko Oleg Vladimirovich – Doctor of Medical Sciences, Professor of the Hospital Surgery Department, Institute of Medicine, Ecology, and Physical Education,

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

D. Kh. Marakaev
Ulyanovsk Regional Clinical Center for Specialized Medical Care; Ulyanovsk State University
Russian Federation

Marakaev Damir Khamzievich – Candidate of Medical Sciences, Surgeon of the 5th Surgical Department; Associate Professor of the Hospital Surgery Department, T.Z. Biktimirov Medical Faculty, Institute of Medicine, Ecology, and Physical Education,

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

A. N. Mukhutdinova
Ulyanovsk State University
Russian Federation

Mukhutdinova Aliya Naisovna – 4th-year student of the T.Z. Biktimirov Medical Faculty, Institute of Medicine, Ecology, and Physical Education,

42, L. Tolstoy 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.