title: The Christchurch chromosome (Gp-). Mongolism, erythroleukemia and an inherited Gp- chromosome (Christchurch).
mesh_terms: D000782:Aneuploidy; D001854:Bone Marrow Cells; D002869:Chromosome Aberrations; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D007223:Infant; D007621:Karyotyping; D004915:Leukemia, Erythroblastic, Acute / Q000235:genetics*; D015470:Leukemia, Myeloid, Acute / Q000235:genetics; D008297:Male; D008540:Meiosis; D008875:Middle Aged; D010375:Pedigree; D010641:Phenotype