A. A. Komanenko
Saint Petersburg City Polyclinic No. 27
Russian Federation

 Cand. Sc. (Med.), Chief Physician

 Voznesensky ave. 29/A, Saint-Petersburg 190068, Russian Federation 

M. V. Avdeeva
Saint Petersburg State Pediatric Medical University; North-Western State Medical University named after I.I. Mechnikov 
Russian Federation

 Dr. Sc. (Med.), Professor at the Department of Family Medicine of Postgraduate and Continuing Professional Education Faculty; Professor of the Department of Public Health, Economy and Health Management

Litovskaya str. 2, Saint Petersburg 194100, Russian Federation 

Piskarevsky ave. 47, Saint Petersburg 195067, Russian Federation 

T. Yu. Garifullin
North-Western State Medical University named after I.I. Mechnikov 
Russian Federation

 Doctoral Candidate at the Department of Public Health, Economy and Health Management 

Piskarevsky ave. 47, Saint Petersburg 195067, Russian Federation 

V. N. Filatov
North-Western State Medical University named after I.I. Mechnikov 
Russian Federation

 Dr. Sc. (Med.), Professor, Head of the Department of Public Health, Economy and Health Management 

Piskarevsky ave. 47, Saint Petersburg 195067, Russian Federation