PT - JOURNAL ARTICLE ED - , AID - 10.1136/fn.84.1.F77 DP - 2001 Jan 01 TA - Archives of Disease in Childhood - Fetal and Neonatal Edition PG - F77--F77 VI - 84 IP - 1 4099 - http://fn.bmj.com/content/84/1/F77.1.short 4100 - http://fn.bmj.com/content/84/1/F77.1.full SO - Arch Dis Child Fetal Neonatal Ed2001 Jan 01; 84