1. Atlas of Congenital Cardiac Disease;Abbott,1936
2. Clinical Roentgenology of Diseases of the Chest;Wessler,1923
3. Idiopathic dilatation of the pulmonary artery;Deshmuka;Circulation,1960
4. Idiopathic dilatation of the pulmonary artery;van Buchem;Dis. Chest,1955
5. Idiopathic dilatation of the pulmonary artery;Kapkan;J. Lab. & Clin. Med.,1953