Albisetti, Walter, et al. “Traditional Techniques and Experimental Therapeutic Approach for the Restore of Degenerate Cartilages ”. Annali Italiani Di Chirurgia, vol. 77, no. 5, Sept. 2006, pp. 433-40, https://annaliitalianidichirurgia.it/index.php/aic/article/view/2972.