Alkaline phosphatase positivity in erythroblasts.
D000469:Alkaline Phosphatase; D000740:Anemia; D001853:Bone Marrow / Q000201:enzymology*; D001854:Bone Marrow Cells; D004912:Erythrocytes / Q000201:enzymology*; D006801:Humans
D000469:Alkaline Phosphatase