1 | Department of Obstetrics and Pathology of Pregnancy, Faculty of Health Sciences, Pomeranian Medical University, Szczecin, Poland |
2 | Salve Medica, Health Care Unit Ltd., Poland |
3 | Faculty of Health Sciences, Masovian Public University, Płock, Poland |
4 | Barska Diagnostics and Treatment Centre Ltd., Poland |
5 | Department of Nursing, Faculty of Health Sciences, Pomeranian Medical University, Szczecin, Poland |