W Cui, S Qing, Y Xu, Y Hao, Y Xue, G He. Negative stain for myeloid peroxidase and Sudan black B in acute promyelocytic leukemia (APL) cells: report of two patients with APL variant. haematol [Internet]. 2002May1 [cited 2024Nov.27];87(5):ECR16-ECR16. Available from: https://haematologica.org/article/view/2385