A Schmitt-Graeff, J Thiele, I Zuk, HM Kvasnicka. Essential thrombocythemia with ringed sideroblasts: a heterogeneous spectrum of diseases, but not a distinct entity. haematol [Internet]. 2002Apr.1 [cited 2024Nov.24];87(4):392-9. Available from: https://haematologica.org/article/view/2335