RT Journal Article SR Electronic T1 Essentials of Pediatric Cardiology JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 109 OP 109 DO 10.1136/adc.41.215.109 VO 41 IS 215 YR 1966 UL http://adc.bmj.com/content/41/215/109.1.abstract AB