RT Journal Article SR Electronic T1 Today's Three-Year-Olds in London JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 574 OP 574 DO 10.1136/adc.48.7.574 VO 48 IS 7 YR 1973 UL http://adc.bmj.com/content/48/7/574.abstract AB