TY - JOUR T1 - Essentials in the Post-operative Evaluation of Congenital Heart Disease AU - Johnson, Jonathan N AU - Cetta, Frank DO - 10.15420/usc.2009.6.2.107 UR - https://doi.org/10.15420/usc.2009.6.2.107 JO - US Cardiology 2009;6(2):107–14 Y1 - 2009 PB - Radcliffe Cardiology ER -