Gelatinous transformation of bone marrow with pancytopenia in an emaciated patient with systemic lupus erythematosusKaneko, Shin; Nagata, Michio; Takemura, Hiroyuki; Yuhara, Takamichi; Akama, Takao; Suzuki, Hiroshi; Yamane, Kazuhide; Kashiwagi, Heihachiro · Japanese Journal of Rheumatology · 1998