Haemoglobin levels in normal infants aged 3 to 24 months, and the effect of iron.
D000367:Age Factors; D000704:Analysis of Variance; D000747:Anemia, Hypochromic / Q000188:drug therapy; D001724:Birth Weight; D005260:Female; D006452:Hemoglobinometry; D006801:Humans; D007223:Infant; D007501:Iron / Q000627:therapeutic use*; D008297:Male; D012737:Sex Factors; D012923:Social Class
D007501:Iron