%0 Journal Article %A Beverley Botting %T Commentary %D 1996 %R 10.1136/fn.75.3.F177 %J Archives of Disease in Childhood - Fetal and Neonatal Edition %P F177-F177 %V 75 %N 3 %U https://fn.bmj.com/content/fetalneonatal/75/3/F177.full.pdf