G. Musumeci, C. Loreto, S. Castorina, R. Imbesi, R. Leonardi, and P. Castrogiovanni, “New perspectives in the treatment of cartilage damage. Poly(ethylene glycol) diacrylate (PEGDA) scaffold. A review”, Ital J Anat Embryol, vol. 118, no. 2, pp. 204–210, Aug. 2013.