I. E. Kondrashkin
Saratov State Medical University named after V.I. Razumovsky
Russian Federation

Ivan E. Kondrashkin — Resident, Department of Surgery and Oncology

Saratov 

V. E. Fedorov
Saratov State Medical University named after V.I. Razumovsky ; Clinical Hospital “RZD–Medicine”
Russian Federation

Vladimir E. Fedorov — Dr. Sci. (Med.), Prof., Department of Surgery and Oncology, Surgery Unit

Saratov 

V. Y. Barsukov
Saratov State Medical University named after V.I. Razumovsky ; Clinical Hospital “RZD–Medicine”
Russian Federation

Vladislav Y. Barsukov — Dr. Sci. (Med.), Prof., Department of Surgery and Oncology, Oncology Unit with Surgical Treatment Methods

Saratov 

Y. I. Orlova
Clinical Hospital “RZD–Medicine”
Russian Federation

Yulia I. Orlova — Cand. Sci. (Med.), Department of Radiology

Saratov 

L. F. Zhandarova
Saratov State Medical University named after V.I. Razumovsky ; Clinical Hospital “RZD–Medicine”
Russian Federation

Ludmila F. Zhandarova — Cand. Sci. (Med.), Assoc. Prof., Department of Surgery and Oncology, Cytology Unit

Saratov