Multiple Myeloma: EHA-ESMO Clinical Practice Guidelines for Diagnosis, Treatment and Follow-up oleh Meletios A. Dimopoulos, Philippe Moreau, Evangelos Terpos, María-Victoria Mateos, Sonja Zweegman, Gordon Cook, Michel Delforge, Roman Hájek, Fredrik Schjesvold, Michele Cavo, Hartmut Goldschmidt, Thierry Facon, Hermann Einsele, Mario Boccadoro, Jesús San-Miguel, Pieter Sonneveld, Ulrich Mey, on behalf of the EHA Guidelines Committee and the ESMO Guidelines Committee