1 23 International Journal of Hematology ISSN 0925-5710 Int J Hematol DOI 10.1007/s12185-014-1515-0 Refractory acute monoblastic leukaemia with low hypodiploidy Su Han Lum, Tong Foh Chin, Kee Hie Lau, Tsiao Yi Yap, Revathi Rajagopal & Hany Ariffin