deprecated Abnormality of Erythrocytes true Are there other relevant erythrocyte abnormalities that can be included as children here? If not, this class can be removed and just keep "Abnormal Hemoglobin". Sufficient http://purl.obolibrary.org/obo/HP_0001877 Abnormality in structure and function of the Red Blood Cell. Abnormality of Red Blood Cell Abnormality of Red Blood Cells deprecated terms