1 Division of Nervous System Diseases, Department of Clinical Nursing, Faculty of Health Science, Wroclaw Medical University, Wrocław, Poland. kathie@vp.pl.
2 Department of Internal Medicine, Occupational Diseases, Hypertension and Clinical Oncology, Wroclaw Medical University, Wrocław, Poland.
3 Department of Cardiac and Vascular Diseases, Jagiellonian University Medical College, John Paul II Hospital in Krakow, Kraków, Poland.
4 Area of Congenital Defects and Pulmonary Hypertension, Jan Mikulicz-Radecki University Teaching Hospital, Wrocław, Poland.
5 Research and Innovation Center, 4th Military Teaching Hospital, Wrocław, Poland.