RT Journal Article SR Electronic T1 Child health clinics. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 159 OP 161 DO 10.1136/adc.66.1.159 VO 66 IS 1 A1 K Bellis YR 1991 UL http://adc.bmj.com/content/66/1/159.abstract AB