RT Journal Article SR Electronic T1 Optimisation of thyroxine dose in congenital hypothyroidism JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 73 OP 75 DO 10.1136/adc.86.2.73 VO 86 IS 2 A1 P C Hindmarsh YR 2002 UL http://adc.bmj.com/content/86/2/73.abstract AB