Jeremy Ong, Jane I. Lin, Helen Mitchell, Susan Morgan, Andrew C. Perkins. Clinical acceleration of JAK2 p.V617F driven myeloproliferative disease due to a new uncommon homozygous MPL p.Y591D mutation. Haematologica 2020;105(8):e428-e431; https://doi.org/10.3324/haematol.2020.250969.