1. Noncoronary Heart Disease Department, Almazov National Medical Research Centre, Saint Petersburg, Russia
2. Neuromodulation Laboratory, Almazov National Medical Research Centre, Saint Petersburg, Russia
3. Circulation Physiology Department, Almazov National Medical Research Centre, Saint Petersburg, Russia
4. Anesthesiology and Intensive Care Department, Almazov National Medical Research Centre, Saint Petersburg, Russia
5. Arrhythmia Department, Almazov National Medical Research Centre, Saint Petersburg, Russia
6. Department of Bioengineering Systems, Saint-Petersburg Electrotechnical University “LETI”, Saint Petersburg, Russia