1. Congenital variations of the coronary arteries;Ogden,1968
2. Cor biloculare with truncus arteriosus and endocarditis;Tow;Am. J. Dis. Child.,1931
3. Anomalous origin of both coronary arteries from the pulmonary trunk;Colmers;Am. J. Cardiol.,1963
4. Total coronary arterial circulation from pulmonary artery with survival to age seven;Feldt,1965
5. The origin of the coronary arteries, a new hypothesis;Ogden;Circulation,1968