LOW-INTENSITY PULSED ULTRASOUND INDUCES CHONDROGENIC DIFFERENTIATION OF ADIPOSE-STROMAL CELLS IN 3D PIEZOELECTRIC HYDROGEL. (April 2022) - Manferdini, C.; Gabusi, E.; Dolzani, P.; Saleh, Y.; Trucco, D.; Columbaro, M.; Vannozzi, L.; Cafarelli, A.; Ricotti, L.; Lisignoli, G.