M. A. Belyaev
Pavlov First Saint Petersburg State Medical University
Russian Federation

Mikhail A. Belyaev - MD, Deputy Chief Physician of the Oncology Clinics, Head of the Abdominal Oncology Department, Associate Professor of the Oncology Department, Pavlov First Saint Petersburg State Medical University.

6–8, Lva Tolstogo St., Saint Petersburg, 197022

A. A. Zakharenko
Pavlov First Saint Petersburg State Medical University
Russian Federation

Aleksandr A. Zakharenko - MD, DSc, Professor, Head of the Oncology Department, Faculty of Postgraduate Education, Head of the Oncosurgical Department, Pavlov First Saint Petersburg State Medical University.

6–8, Lva Tolstogo St., Saint Petersburg, 197022

S. F. Bagnenko
Pavlov First Saint Petersburg State Medical University
Russian Federation

Sergey F. Bagnenko - MD, DSc, Professor, Academician of the Russian Academy of Sciences, Rector, Pavlov First Saint Petersburg State Medical University.

6–8, Lva Tolstogo St., Saint Petersburg, 197022