Archives of disease in childhood. Fetal and neonatal edition, 104(1), F70-F75 Archives of Disease in Childhood : Fetal and Neonatal Edition, 104, F70-F75 Archives of Disease in Childhood : Fetal and Neonatal Edition, 104, 1, pp. F70-F75 Archives of Disease in Childhood. Fetal and Neonatal Edition, 104(1), F70-F75. BMJ Publishing Group Archives of Disease in Childhood Fetal and Neonatal Edition, 104(1), F70. BMJ Publishing Group ARCHIVES OF DISEASE IN CHILDHOOD-FETAL AND NEONATAL EDITION, 104(1), F70-F75. BMJ PUBLISHING GROUP