Kristinsdóttir, Hallfríður, Þórður Þórkelsson, Hildur Harðardóttir, and Gylfi Óskarsson. “Diagnosis of Critical Congenital Heart Defects in Iceland 2000-2014”. Journal of Cardiology and Cardiovascular Medicine 4, no. 3 (November 4, 2019): 177–181. Accessed May 21, 2025. https://www.cardiologymedjournal.com/jccm/article/view/jccm-aid1062.