PT - JOURNAL ARTICLE ED - , TI - CORRECTION AID - 10.1136/fn.89.1.F91 DP - 2004 Jan 01 TA - Archives of Disease in Childhood - Fetal and Neonatal Edition PG - F91--F91 VI - 89 IP - 1 4099 - http://fn.bmj.com/content/89/1/F91.short 4100 - http://fn.bmj.com/content/89/1/F91.full SO - Arch Dis Child Fetal Neonatal Ed2004 Jan 01; 89