TY - JOUR T1 - Handbook of Pediatric Cardiology JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 156 LP - 156 DO - 10.1136/adc.45.239.156 VL - 45 IS - 239 A2 - , Y1 - 1970/02/01 UR - http://adc.bmj.com/content/45/239/156.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -