PT - JOURNAL ARTICLE ED - , TI - British Maternal and Fetal Medicine Society 15<sup>th</sup> Annual Conference, SECC, Glasgow AID - 10.1136/fetalneonatal-2012-301809.i DP - 2012 Apr 01 TA - Archives of Disease in Childhood - Fetal and Neonatal Edition PG - Ai--Aiv VI - 97 IP - Suppl 1 4099 - http://fn.bmj.com/content/97/Suppl_1/Ai.short 4100 - http://fn.bmj.com/content/97/Suppl_1/Ai.full SO - Arch Dis Child Fetal Neonatal Ed2012 Apr 01; 97