Ozasa R, Hotta M, Yoshimura H, Nakanishi T, Tamaki T, Fujita S, Nakamichi N, Miyaji M, Ishii K, Ito T, et al. Therapeutic effect of bortezomib for primary plasma cell leukemia followed by auto/allo stem cell transplantation. Int Med Case Rep J. 2012;5:39-43.