Fig. 3From: The usefulness of 3D printed heart models for medical student education in congenital heart diseasePre- and post-lecture test results for the control and printing group according to the CHD (ASD, VSD, CoA, and ToF). **0.01 < p < 0.001, ***p < 0.001. ASD: Atrial septal defect; CoA: Coarctation of the aorta; CHD: Congenital heart defects; ToF: Tetralogy of Fallot; VSD: Ventricular septal defectBack to article page