P16: DARATUMUMAB MONOTHERAPY HAS A FAVORABLE EFFECT ON BONE METABOLISM IN PATIENTS WITH RELAPSED/REFRACTORY MULTIPLE MYELOMA; RESULTS OF THE PHASE 2 REBUILD STUDY. (5th April 2022) - Terpos, E; Ntanasis-Stathopoulos, I; Kastritis, E; Hatjiharissi, E; Katodritou, E; Eleutherakis-Papaiakovou, E; Verrou, E; Gavriatopoulou, M; Leonidakis, A; Delimpasi, S; Malandrakis, P; Kyrtsonis, M-C; et al.