RT Journal Article SR Electronic T1 Development of the heart: (3) Formation of the ventricular outflow tracts, arterial valves, and intrapericardial arterial trunks JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1110 OP 1118 DO 10.1136/heart.89.9.1110 VO 89 IS 9 A1 Robert H Anderson A1 Sandra Webb A1 Nigel A Brown A1 Wouter Lamers A1 Antoon Moorman YR 2003 UL http://heart.bmj.com/content/89/9/1110.abstract AB