Girodon F, Bonicelli G, Schaeffer C, Mounier M, Carillo S, Lafon I, Carli PM, Janoray I, Ferrant E, Maynadié M. Significant increase in the apparent incidence of essential thrombocythemia related to new WHO diagnostic criteria: a population-based study. Haematologica 2009; 94(6):865-869; https://doi.org/10.3324/haematol.2008.004234.