1. Department of Hygiene and Ecology, Faculty of Nursing and Midwifery, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania
2. Department of Biotechnology, National Institute of Research and Development for Food Bioresources, 014192 Bucharest, Romania
3. Department of Obstetrics and Gynecology, ‘Carol Davila’ University of Medicine and Pharmacy, 020021 Bucharest, Romania