Dall'Oca, C., et al. “Current Concepts in Treatment of Early Knee Osteoarthritis and Osteochondral Lesions; The Role of Biological Augmentations”. Acta Biomedica Atenei Parmensis, vol. 88, no. 4 -S, Oct. 2017, pp. 5-10, https://doi.org/10.23750/abm.v88i4 -S.6788.