TY - JOUR T1 - An Extra Abnormal Chromosome in a Child with Mongolism and Acute Myeloblastic Leukemia JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 215 LP - 224 VL - 30 IS - 4 AU - Robert D. Mercer AU - Martha K. Keller AU - Derrick Lonsdale Y1 - 1963/10/01 UR - http://www.ccjm.org/content/30/4/215.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -