1. Faculty of Health Sciences, Department of Nursing , Semmelweis University , Budapest , Hungary
2. School of PhD Studies , Semmelweis University , Budapest , Hungary
3. Faculty of Health Sciences, Department of Physiotherapy , Semmelweis University , Budapest , Hungary
4. Old Age Home of the Municipality of Budapest , Budapest , Hungary
5. Faculty of Health Sciences, Department of Morphology and Physiology , 72287 Semmelweis University , Budapest , Hungary