Campath-1H treatment of T-cell prolymphocytic leukemia in patients for whom at least one prior chemotherapy regimen has failed. by Keating, M, Cazin, B, Coutré, S, Birhiray, R, Kovacsovics, T, Langer, W, Leber, B, Maughan, T, Rai, K, Tjønnfjord, G, Bekradda, M, Itzhaki, M, Hérait, P