PT - JOURNAL ARTICLE ED - , TI - History DP - 2009 Mar 01 TA - Archives of Disease in Childhood PG - A65--A66 VI - 94 IP - Suppl 1 4099 - http://adc.bmj.com/content/94/Suppl_1/A65.short 4100 - http://adc.bmj.com/content/94/Suppl_1/A65.full SO - Arch Dis Child2009 Mar 01; 94