1. Amyloidosis Research and Treatment Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Policlinico San Matteo, Pavia, Italy;
2. Department of Molecular Medicine, University of Pavia, Pavia, Italy;
3. Hematology Unit, Bari Hospital, Bari, Italy; and
4. Nephrology Unit, Bari University, Bari, Italy