<prompt> Preterm VLBW infants ingesting unfortified breast milk need to be supplemented with what doses of calcium, and vitamin D?Calcium 80-120 mgkgday and vitamin D 200-400 IUdayCalcium 40-80 mgkgday and vitamin D 400-1000 IUdayCalcium 500-1000 mgkgday and vitamin D 200-400 IUdayCalcium 150-220 mgkgday and vitamin D 200--400 IUday  <response>: d. Calcium 150-220mgkgday and vitamin D 200-400IUdayRef: AAP recommendations, 2013As per the latest AAP Recommendations for Enteral Nutrition for VLBW Infants, a daily Calcium intake of 150-220mgkg, Phosphate 75-140mgkg Vitamin D 200-400IU should be ensured 