Lumbar spondylolisthesis associated with systemic sclerosis-related spinal calcinosis: an unusual clinical case. (18th June 2020) - Delvino, Paolo; Biglia, Alessandro; Bellis, Elisa; Monti, Sara; Bozzalla Cassione, Emanuele; Zanframundo, Giovanni; Montecucco, Carlomaurizio; Cavagna, Lorenzo