Author information:
(1)Department of Microbiology and Infectious Diseases, School of Veterinary 
Medicine, Aristotle University of Thessaloniki, Macedonia, Greece.
(2)Department of Dermatology, University of Rome Tor Vergata, Rome, Italy.
(3)Dental School, University of Chieti-Pescara, Italy.
(4)Orthopedic Division, University of Perugia, Perugia, Italy.
(5)Immunology Division, Medical School, University of Chieti-Pescara, Chieti, 
Italy.
(6)Orthopedic Division, University of Chieti-Pescara, Chieti, Italy.
(7)Department of Neurosciences and Imaging, Faculty of Medicine and Surgery, G. 
d'Annunzio University Chieti-Pescara, Chieti, Italy.
(8)Department of Parasitology, School of Veterinary Medicine, University of 
Thessaloniki, Macedonia, Greece.
(9)Gynecology Clinic, Pescara Hospital, Pescara, Italy.
(10)Nicolas Foundation, Onlus, Arezzo, Italy.
(11)Department of Internal Medicine, Catholic University of the Sacred Heart, 
Rome, Italy.
(12)Department of Pharmacology and Experimental Therapeutics, Biochemistry and 
Internal Medicine Tufts University School of Medicine, Tufts-New England 
Medi-cal Center, Boston, MA, USA.