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Image showing 3D-printed model being used for operative simulation of Norwood procedure. 3D, three dimensional. L-PA, left pulmonary artery; M-PA, main pulmonary artery; aAo, ascending aorta; DA, ductus arteriosus; RV, right ventricle; RA, right atrium; DAo, descending aorta; AoA, aortic arch.
