1. Department of Teleaudiology and Screening, World Hearing Center, Institute of Physiology and Pathology of Hearing, Warsaw/Kajetany, Poland;
2. Heart Failure and Cardiac Rehabilitation Department, Medical University of Warsaw, Warsaw, Poland;
3. Institute of Sensory Organs, Warsaw/Kajetany, Poland;
4. Department of Audiology and Phoniatrics, Institute of Physiology and Pathology of Hearing, Warsaw/Kajetany, Poland;
5. Department of Otorhinolaryngosurgery, World Hearing Center, Institute of Physiology and Pathology of Hearing, Warsaw/Kajetany, Poland