TY - GEN AU - Oberling,F AU - Stoll,C AU - Lang,J M AU - Mayer,G TI - Letter: Duplication of Philadelphia chromosome in acute transition of chronic granulocytic leukaemia SN - 0003-4819 PY - 1975///1010 KW - Adult KW - Chromosome Aberrations KW - Chromosomes, Human, 21-22 and Y KW - Female KW - Humans KW - Leukemia, Myeloid KW - genetics N1 - Publication Type: Journal Article UR - https://doi.org/10.7326/0003-4819-83-2-231_1 ER -