Minced Umbilical Cord Fragments as a Source of Cells for Orthopaedic Tissue Engineering: An In Vitro Study oleh A. Marmotti, S. Mattia, M. Bruzzone, S. Buttiglieri, A. Risso, D. E. Bonasia, D. Blonna, F. Castoldi, R. Rossi, C. Zanini, E. Ercole, E. Defabiani, C. Tarella, G. M. Peretti