PB2191: CENTRAL VENOUS ACCESS AND PERIPHERALLY INSERTED CENTRAL CATHETERS IN HEMATOPOIETIC STEM CELL TRANSPLANTATION: A RETROSPECTIVE COMPARISON OF POSSIBLE COMPLICATION RATES oleh A. Mele, E. Prete, R. De Francesco, G. Greco, A. Greco, L. Tonialini, S. Sibilla, F. Donatelli, F. Martella, A. Cannoletta, S. Citiso, F. Ciardo De Marti, M. R. Morciano, R. Giulia, A. Orlando, V. Pavone