Emergency Department Visits by Children With Congenital Heart Disease. - Edelson, Jonathan B; Rossano, Joseph W; Griffis, Heather; Dai, Dingwei; Faerber, Jennifer; Ravishankar, Chitra; Mascio, Christopher E; Mercer-Rosa, Laura M; Glatz, Andrew C; Lin, Kimberly Y (Journal of the American College of Cardiology (JACC), 2018)