title: Ph1 positive lymphoblastic leukaemia.
mesh_terms: D002869:Chromosome Aberrations; D002904:Chromosomes, Human, 21-22 and Y; D004359:Drug Therapy, Combination; D006801:Humans; D007945:Leukemia, Lymphoid / Q000188:drug therapy / Q000235:genetics*; D008297:Male; D008875:Middle Aged