1. Department of Obstetrical and Gynecological Nursing, Institute of Nursing and Midwifery, Faculty of Health Sciences with the Institute of Maritime and Tropical Medicine, Medical University of Gdansk, Debinki 7, 80-211 Gdansk, Poland
2. Department of General Pedagogy and Fundamentals of Education, Institute of Pedagogy, Pomeranian University in Słupsk, Arciszewskiego 22a, 76-200 Słupsk, Poland
3. Department of Hematology and Bone Marrow Transplantation, Provincial Specialist Hospital Named after J. Korczak in Słupsk sp. z o.o., Hubalczyków 1, 76-200 Słupsk, Poland
4. Department of Gynecology, Gynecologic Endocrinology and Gynecologic Oncology, Medical University of Gdańsk, Marian Smoluchowski 17, 80-214 Gdańsk, Poland