Mindaugas Andrulis, David Capper, Jochen Meyer, Roland Penzel, Christian Hartmann, Hanswalter Zentgraf, Andreas von Deimling. IDH1 R132H mutation is a rare event in myeloproliferative neoplasms as determined by a mutation specific antibody. Haematologica 2010;95(10):1797-1798; https://doi.org/10.3324/haematol.2010.024430.