1. Institutul National pentru Sanatatea Mamei si a Copilului “Alessandrescu Rusescu”, 020395 Bucharest, Romania
2. Filantropia Hospital, 011171 Bucharest, Romania
3. Department of Cardiology, University and Emergency Hospital, 050098 Bucharest, Romania
4. Department of Cardiology and Cardiovascular Surgery, University of Medicine and Pharmacy Carol Davila, 020021 Bucharest, Romania
5. Faculty of Veterinary Medicine, University of Agronomical Sciences and Veterinary Medicine, 011464 Bucharest, Romania
6. Department of Genetics, University of Medicine and Pharmacy Carol Davila, 020021 Bucharest, Romania
7. Department of Obstetrics and Gynecology, University of Medicine and Pharmacy Carol Davila, 020021 Bucharest, Romania
8. Medicine and Pharmacy Faculty, Dunarea de Jos University, 800008 Galati, Romania