Stein, B. L., Williams, D. M., O’Keefe, C., Rogers, O., Ingersoll, R. G., Spivak, J. L., Verma, A., Maciejewski, J. P., McDevitt, M. A. and Moliterno, A. R. (2011) “Disruption of the ASXL1 gene is frequent in primary, post-essential thrombocytosis and post-polycythemia vera myelofibrosis, but not essential thrombocytosis or polycythemia vera: analysis of molecular genetics and clinical phenotypes”, Haematologica. Pavia, Italy, 96(10), pp. 1462-1469. doi: 10.3324/haematol.2011.045591.