GSTM1 and Iron deficiency anemia: of life [Hb (median): 10.8 g/dl, range 3.9 (additional evidence of iron deficiency: SF: 2 μg/l)–16.2 (N = 51); MCV (median): 62 fl, range 48.6–80.5 (N = 51); MCH (median): 19.4 pg, range 11.6–26.2 (N = 51)], respectively.