title: Letter: Cytochemical diagnosis.
mesh_terms: D003581:Cytodiagnosis; D003584:Cytological Techniques; D004950:Esterases / Q000032:analysis*; D006651:Histocytochemistry; D006801:Humans; D007951:Leukemia, Myeloid / Q000175:diagnosis*
chemical_list: D004950:Esterases