A. N. Tumanina
Primorsky Regional Oncology Dispensary
Russian Federation

Anna N. Tumanina, MD, head of the Endoscopic Department.

59 Russkaya St., Vladivostok, 690105

V. I. Apanasevich
Pacific State Medical University
Russian Federation

Vladimir I. Apanasevich, MD, PhD, professor, Institute of Surgery.

2 Ostryakova Ave., Vladivostok, 690002

A. A. Polezhaev
Pacific State Medical University
Russian Federation

Alexandr A. Polezhaev, MD, PhD, professor of the Surgery Institute.

2 Ostryakova Ave., Vladivostok, 690002

M. V. Volkov
Primorsky Regional Oncology Dispensary
Russian Federation

Mikhail V. Volkov, MD, chief physician.

59 Russkaya St., Vladivostok, 690105

L. I. Gurina
Primorsky Regional Oncology Dispensary
Russian Federation

Ludmila I. Gurina, MD, PhD, deputy chief physician.

59 Russkaya St., Vladivostok, 690105

А. Yu. Tarasenko
Primorsky Regional Oncology Dispensary
Russian Federation

Alexandr Yu. Tarasenko, MD, Endoscopic Department.

59 Russkaya St., Vladivostok, 690105

B. G. Nomokonov
Primorsky Regional Oncology Dispensary
Russian Federation

Boris G. Nomokonov, MD, Endoscopic Department.

59 Russkaya St., Vladivostok, 690105