RT Journal Article SR Electronic T1 Cerebral palsy: does SES make a difference? JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 2 OP 3 DO 10.1136/adc.2004.052902 VO 90 IS 1 A1 P O D Pharoah YR 2005 UL http://adc.bmj.com/content/90/1/2.abstract AB