Erythrocyte transfusions increased the risk of elevated serum ferritin in very low birthweight infants and were associated with altered longitudinal growth
1. Department of Clinical Sciences, Paediatrics, Umeå University, Umeå, Sweden;2. Department of Food and Nutrition, Umeå University, Umeå, Sweden;3. Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden