B. V. Sigua
Almazov National Medical Research Centre; North-western State Medical University named after I.I. Mechnikov
Russian Federation

Badri V. Sigua Professor, Doctor of Medical Sciences, Head, Department of General Surgery, Institute of Medical Education, Akkuratova Str. 2, lit. A, Saint Petersburg, 197341;

Kirochnaya Str. 11, Saint Petersburg, 191015

A. E. Demko
Saint-Petersburg I.I. Dzhanelidze Research Institute of Emergency Medicine
Russian Federation

Andrey E. Demko Professor, Doctor of Medical Sciences, Deputy Director for Research, 

Budapestskaya Str. 3, lit. A, Saint Petersburg, 192242

S. V. Petrov
North-western State Medical University named after I.I. Mechnikov; St. Elizabeth Hospital
Russian Federation

Sergey V. Petrov, Professor, Doctor of Medical Sciences, Department of Operative and Clinical Surgery with Topographic Anatomy named after S.A. Simbirtsev, Kirochnaya Str. 11, Saint Petersburg, 191015;

Chief Physician, Vavilovykh Str. 14, lit. A, Saint Petersburg, 195257

V. A. Samarcev
Perm State Medical University named after academician E.A. Wagner; Perm City Clinical Hospital No. 4
Russian Federation

Vladimir A. Samarcev, Professor, Doctor of Medical Sciences, Head, Department of General Surgery, Petropavlovskaya Str. 26, Perm, 614990;

Deputy Chief Physician for Surgery, Kim Str. 2, Perm, 614107

A. A. Zavrazhnov
Mariinskaya Hospital
Russian Federation

Anatoly A. Zavrazhnov, Professor, Doctor of Medical Sciences, Chief Physician, 

Liteiny Prospekt 56, Saint Petersburg, 190000

P. A. Kotkov
Almazov National Medical Research Centre; St. Elizabeth Hospital
Russian Federation

Pavel A. Kotkov, Candidate of Medical Sciences, Assistant Professor, Department of General Surgery, Institute of Medical Education, Akkuratova Str. 2, lit. A, Saint Petersburg, 197341;

Surgeon, Surgical Department No. 2, Vavilovykh Str. 14, lit. A, Saint Petersburg, 195257

I. A. Solov’ev
Mariinskaya Hospital
Russian Federation

Ivan A. Solov’ev, Doctor of Medical Sciences, Professor, Deputy Chief Physician for Surgery, 

Liteiny Prospekt 56, Saint Petersburg, 190000

E. V. Nishnevich
City Clinical Hospital No. 40; Ural State Medical University
Russian Federation

Evgeny V. Nishnevich, Doctor of Medical Sciences, Deputy Chief Physician for Surgery, Volgogradskaya Str. 189, Ekaterinburg, 620102;

Professor, Department of Surgical Diseases

I. V. Mikhin
Volgograd State Medical University
Russian Federation

Igor V. Mikhin, Professor, Doctor of Medical Sciences, Head, Department of Faculty Surgery, 

Pavshikh boitsov Sq. 1, Volgograd, 400131

I. I. Bondarevskiy
Chelyabinsk Regional Clinical Hospital
Russian Federation

Ilya I. Bondarevskiy, Doctor of Medical Sciences, Deputy Chief Physician for Medical Work of the Surgical Profile, 

Vorovskogo Str. 70, Chelyabinsk, 454141

A. V. Glebova
Mariinskaya Hospital
Russian Federation

Anna V. Glebova, Candidate of Medical Sciences, Surgeon, 

Liteiny Prospekt 56, Saint Petersburg, 190000

M. P. Kuznetsova
Perm State Medical University named after academician E.A. Wagner; Perm City Clinical Hospital No. 4
Russian Federation

Marina P. Kuznetsova, Candidate of Medical Sciences, Assistant, Department of General Surgery, Petropavlovskaya Str. 26, Perm, 614990;

Surgeon, Kim Str. 2, Perm, 614107

A. A. Kurkov
North-western State Medical University named after I.I. Mechnikov; Almazov National Medical Research Centre
Russian Federation

Aleksey A. Kurkov, Candidate of Medical Sciences, Assistant, Department of Faculty Surgery with the Course of Endoscopy named after I.I. Grekov, Kirochnaya Str. 11, Saint Petersburg, 191015;

Akkuratova Str. 2, lit. A, Saint Petersburg, 197341

V. P. Zemlyanoy
North-western State Medical University named after I.I. Mechnikov
Russian Federation

Vyacheslav P. Zemlyanoy, Professor, Doctor of Medical Sciences, Head, Department of Faculty Surgery with the Course of Endoscopy named after I.I. Grekov, 

Kirochnaya Str. 11, Saint Petersburg, 191015