RT Journal Article SR Electronic T1 Textbook of Pediatrics JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 312 OP 312 DO 10.1136/adc.25.123.312-a VO 25 IS 123 YR 1950 UL http://adc.bmj.com/content/25/123/312.2.abstract AB