[1] Nationwide Childrens Hosp, Dept Pediat, Div Cardiol, Ctr Heart, Columbus, OH 43205 USA
[2] Nationwide Childrens Hosp, Adolescent & Young Adult Congenital Heart Dis Pro, Ctr Heart, Columbus, OH 43205 USA
[3] Nationwide Childrens Hosp, Dept Cardiothorac Surg, Ctr Heart, Columbus, OH 43205 USA