1. 1st Department of Medicine, Medical School, University of Pécs, 7624 Pécs, Hungary
2. Department of Anaesthesiology and Intensive Therapy, Medical School, University of Pécs, 7624 Pécs, Hungary
3. Department of Obstetrics and Gynaecology, Medical School, University of Pécs, 7624 Pécs, Hungary
4. Department of Medical Microbiology and Immunology, Medical School, University of Pécs, 7624 Pécs, Hungary