Hus M, Dmoszynska A, Soroka-Wojtaszko M, Jawniak D, Legiec W, Ciepnuch H, Hellmann A, Wolska-Smolen T, Skotnicki A, Manko J, Polish Multiple Myeloma Study Group. Thalidomide treatment of resistant or relapsed multiple myeloma patients. Haematologica 2001; 86(4):404-408.