A 55 y.o. woman consulted a doctor about having continuous cyclic uterine hemorrhages for a year, weakness, dizziness. Examination revealed skin pallor. Hemogram: Hb- 70 g/l, erythrocytes -3,2 × 1012/l, color index - 0,6, leukocytes - 6,0 × 109/l, reticulocytes -1%; erythrocyte hypochromia. What anemia is it?