Treatment of myelodysplastic syndrome with 2 schedules and doses of oral topotecan: a randomized phase 2 trial by the Cancer and Leukemia Group B (CALGB 19803).
Grinblatt DL, Yu D, Hars V, Vardiman JW, Powell BL, Nattam S, Silverman LR, de Castro C, Stone RM, Bloomfield CD, Larson RA. Treatment of myelodysplastic syndrome with 2 schedules and doses of oral topotecan: a randomized phase 2 trial by the Cancer and Leukemia Group B (CALGB 19803). Cancer. 2009 Jan 01; 115(1):84-93.