1. Cleft Sternum and Ectopia Cordis;Greig;Edinburgh M. J.,1926
2. Complete Failure of Sternal Fusion with Herniation of Pericardum;Maier;J. Thoracic Surg.,1949
3. Congenital Funnel Chest;Sainsbury;Lancet,1947
4. Pectus Excavatum;Brown;J. Thoracic Surg.,1939
5. Funnel Chest: Its Cause, Effects and Treatment;Lester;J. Pediat.,1950