Letter: Philadelphia chromosome (Ph1) translocation in an apparently Ph1 negative, minus G22, case of chronic myeloid leukemia.
D002869:Chromosome Aberrations; D002902:Chromosomes, Human, 16-18; D002904:Chromosomes, Human, 21-22 and Y; D006801:Humans; D007621:Karyotyping; D007951:Leukemia, Myeloid / Q000235:genetics*; D008297:Male