Geraedts J P, Haak H L
Hum Genet. 1976 Dec 29;35(1):113-5. doi: 10.1007/BF00295626.
A clone with 47 chromosomes was observed in the bone marrow of a patient with aplastic anemia and found to be trisomic for chromosome 6. The abnormal clone was not observed in the peripheral blood.