1. Clinical Research Unit, Italian Institute of Telemedicine, Varese, Italy;
2. Scientific Research Department of Cardiology, Science and Technology Park for Biomedicine, Sechenov First Moscow State Medical University, Moscow, Russian Federation;
3. Cardiovascular Research Institute Maastricht (CARIM), Maastricht University, Maastricht, The Netherlands;
4. Microlife AG, Widnau, Switzerland