Rucci, M., Onorato, F., Formica, M., AND Ferracini, R.. " Current Situation of Adipose-Derived Stem Cells Treatments for Knee Ostheoarthritis and Hypothesis for a New Protocol Based on Cryoconservation and Multiple Injections of Mechanically Fragmented Adipose Tissue Extracts" Medical Research Archives [Online], Volume 11 Number 6 (26 June 2023)