[1] Case Western Reserve Univ, Rainbow Babies & Childrens Hosp, Sch Med, Cleveland, OH 44106 USA
[2] Texas Childrens Hosp, Pediat Cardiol, Houston, TX 77030 USA
[3] Texas Childrens Hosp, Pediat Cardiol Fellowship Program, Houston, TX 77030 USA
[4] Texas Childrens Hosp, Adult Congenital Heart Ctr, Houston, TX 77030 USA
[5] Texas Childrens Hosp, Pediat Cardiol, Baylor Coll Med, Houston, TX 77030 USA