M. P. Korolev
Saint-Petersburg State Pediatric Medical University of Healthcare Ministry of the Russian Federation
Russian Federation

Doct. of Med. Sci., Professor, Head of the Chair of General Surgery with the Courses of Endoscopy and Care for Surgical Patient, Saint-Petersburg State Pediatric Medical University, Chairman of the Russian Endoscopy Society

L. E. Fedotov
Saint-Petersburg State Pediatric Medical University of Healthcare Ministry of the Russian Federation
Russian Federation

Doct. of Med. Sci., Professor of the Chair of General Surgery with the Courses of Endoscopy and Care for Surgical Patient, Saint-Petersburg State Pediatric Medical University, Head of the 5th Surgical Department of the City Mariinsky Hospital.

R. G. Avanesyan
Saint-Petersburg State Pediatric Medical University of Healthcare Ministry of the Russian Federation
Russian Federation

Cand. of Med. Sci., Associate Professor of the Chair of General Surgery with the Courses of Endoscopy and Care for Surgical Patient; Saint-Petersburg State Pediatric Medical University, Physician at the 5th Surgical Department of the City Mariinsky Hospital

G. M. Lepekhin
Saint-Petersburg State Pediatric Medical University of Healthcare Ministry of the Russian Federation
Russian Federation

Physician of Ultrasound Diagnostics, Diagnostic Department of the City Mariinsky Hospital

B. L. Fedotov
Saint-Petersburg State Pediatric Medical University of Healthcare Ministry of the Russian Federation
Russian Federation

Post-graduate at the Chair of General Surgery with the Courses of Endoscopy and Care of Surgical Patient, Saint-Petersburg State Pediatric Medical University