https://www.santepubliquefrance.fr/docs/survie-des-personnes-atteintes-de-cancer-en-france-metropolitaine-1989-2018-myelome-multiple-et-plasmocytome 2021 France technical report plasmacytoma neoplasms plasmacytoma, nos France France survival plasmacytoma cancer france persons France multiple myeloma neoplasm, malignant Myeloma Myeloma french France Plasmacytoma multiple myeloma disease