L. A. Sokolova
Almazov National Medical Research Centre.
Russian Federation

Lyudmila A. Sokolova, MD, PhD, DSc, Professor, Leading Researcher, Scientific Laboratory of Preventive Cardiology, Institute of Heart and Blood Vessels, Almazov National Medical Research Centre.

2 Akkutarov str., St Petersburg, Russia, 197341.

E. V. Ievskaia
I. I. Mechnikov North-West State Medical University.
Russian Federation

Ekaterina V. Ievskaia, MD, Department of Internal Diseases, I. I. Mechnikov North-West State Medical University; Physician, Out-patient Clinic, Almazov National Medical Research Centre.

St Petersburg.

T. V. Vavilova
Almazov National Medical Research Centre.
Russian Federation

Tatiana V. Vavilova, MD, PhD, DSc, Professor, Head, Department of Clinical Laboratory Diagnostics and Genetics, Almazov National Medical Research Centre.

St Petersburg.

V. S. Moroshkin
Almazov National Medical Research Centre.
Russian Federation

Viktor S. Moroshkin, MD, PhD, DSc, Professor, Leading Researcher, Research Laboratory of Ultrasonic Methods, Almazov National Medical Research Centre.