1 Academic Rheumatology Unit, Dipartimento di Medicina e Scienze della Salute Vincenzo Tiberio, Università degli Studi del Molise, Campobasso 86100, Italy; Department of Development and Regeneration, Skeletal Biology and Engineering Research Center, KU Leuven University, Leuven, Belgium. Electronic address: enniolubrano@hotmail.com.
2 Department of Development and Regeneration, Skeletal Biology and Engineering Research Center, KU Leuven University, Leuven, Belgium.