[1] Hosp Univ Penn, Perelman Ctr Adv Med, Div Cardiol, 2nd Floor,E Pavil,3400 Civ Ctr Blvd, Philadelphia, PA 19104 USA
[2] Childrens Hosp Philadelphia, Div Cardiol, Philadelphia, PA 19104 USA
[3] Univ Calif Los Angeles, Dept Med, Ahmanson UCLA Adult Congenital Heart Dis Ctr, Div Cardiol, Los Angeles, CA 90024 USA
[4] Stanford Med, Div Cardiovasc Med, Stanford, CA USA
[5] Duke Univ Hlth Syst, Durham, NC USA
[6] Anne & Robert H Lurie Childrens Hosp Chicago, Div Pediat Cardiol, Chicago, IL USA
[7] Univ Cincinnati, Dept Pediat, Cincinnati Childrens Hosp Heart Inst, Cincinnati, OH 45229 USA
[8] Brigham & Womens Hosp, Dept Med, Div Cardiol, Boston, MA USA
[9] Boston Childrens Hosp, Dept Cardiol, Boston, MA USA
[10] Univ Washington, Sch Med, Med Ctr, Seattle, WA 98104 USA
[11] Seattle Childrens Hosp, Seattle, WA USA
[12] Emory Univ, Dept Pediat, Atlanta, GA 30322 USA
[13] Univ Pittsburgh, Med Ctr, Dept Pediat, Pittsburgh, PA USA
[14] Univ Chicago Med, Chicago, IL USA
[15] Columbia Univ, Div Cardiol, Irving Med Ctr, New York, NY USA
[16] Mt Sinai Heart, Mt Sinai Adult Congenital Heart Dis Ctr, New York, NY 10003 USA
[17] Ohio State Univ, Div Cardiovasc Med, Columbus, OH 43210 USA
[18] Johns Hopkins Dept Med, Dept Pediat, Baltimore, MD USA
[19] Phoenix Childrens Hosp, Div Pediat Cardiol, Phoenix, AZ USA
[20] Univ Arizona, Coll Med Phoenix, Dept Child Hlth, Phoenix, AZ USA
[21] Childrens Hosp Wisconsin, Dept Pediat, Milwaukee, WI 53226 USA
[22] Univ British Columbia, St Pauls Hosp, Div Cardiol, Vancouver, BC, Canada
[23] Childrens Hosp Philadelphia, Dept Biomed & Hlth Informat, Philadelphia, PA 19104 USA
[24] Childrens Hosp Philadelphia, Div Hepatol, Philadelphia, PA 19104 USA
[25] Hosp Univ Penn, Dept Med, Philadelphia, PA 19104 USA
[26] Hosp Univ Penn, Div Hepatol, Philadelphia, PA 19104 USA