title: Multiple cytogenetically abnormal clones in two polycythemia vera patients.
mesh_terms: D001853:Bone Marrow / Q000473:pathology*; D002869:Chromosome Aberrations / Q000473:pathology*; D002871:Chromosome Banding; D025063:Chromosome Disorders; D002901:Chromosomes, Human, 13-15; D002903:Chromosomes, Human, 19-20; D002905:Chromosomes, Human, 4-5; D002906:Chromosomes, Human, 6-12 and X; D002999:Clone Cells / Q000473:pathology; D006801:Humans; D007621:Karyotyping; D008297:Male; D008875:Middle Aged; D011087:Polycythemia Vera / Q000235:genetics* / Q000473:pathology