1. Etiology of congenital heart disease;Neill,1972
2. Cardiovascular malformations: prevalence at birth;Ferencz,1992
3. Cardiovascular disorders;Wilkinson,1992
4. Congenital heart disease web portal: Antenatal detection;National Institute for Cardiovascular Outcomes Research(NICOR),2013
5. The incidence of congenital heart disease;Hoffman;J Am Coll Cardiol,2002