1. Department of Medicine, Boston University School of Medicine, Boston, MA, USA
2. Neonatology Division, University of Chieti, Italy
3. Department of Orthopedics, Catholic University of Rome, Italy
4. Dental School, University of Chieti-Pescara, Italy
5. Department of Dermatology, University of Rome Tor Vergata, Rome, Italy
6. Gynecology Division, Pescara Hospital, Pescara, Italy
7. Ortona Hospital, University of Chieti-Pescara, Italy
8. Orthopeadics Division, University of Perugia, Perugia Italy
9. Department of Internal Medicine, Catholic University of the Sacred Heart, Rome, Italy
10. Department of Health Sciences, University of L ‘Aquila, Italy
11. Immunology Division, Department of Experimental and Clinical Sciences, University of Chieti, Italy
12. Department of Pharmacology and Experimental Therapeutics, Biochemistry and Internal Medicine Tufts University School of Medicine, Tufts-New England Medical Center, Boston, MA, USA