RT Journal Article SR Electronic T1 Inborn Errors of Metabolism. Part 2: Laboratory Methods JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 696 OP 696 DO 10.1136/adc.41.220.696-a VO 41 IS 220 YR 1966 UL http://adc.bmj.com/content/41/220/696.2.abstract AB