G. A. Kosach
First Pavlov State Medical University of St. Peterburg
Russian Federation

German A. Kosach, DMD, PhD student, Department of Oral and Maxillofacial Surgery

Saint Petersburg

S. I. Kutukova
First Pavlov State Medical University of St. Peterburg; City Clinical Oncology Dispensary
Russian Federation

Svetlana I. Kutukova, DMD, PhD, Associate Professor, Department of Oral and Maxillofacial Surgery

Saint Petersburg

T. D. Vlasov
First Pavlov State Medical University of St. Peterburg
Russian Federation

Timur D. Vlasov, DMD, PhD, DSc, Professor, Head of the Department of Pathophysiology with the Course of  Clinical Pathophysiology

Saint Petersburg

A. I. Yaremenko
First Pavlov State Medical University of St. Peterburg
Russian Federation

Andrei I. Yaremenko, DMD, PhD, DSc, Professor, Head of the Department of Oral and Maxillofacial Surgery

Saint Petersburg