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2. Ectopia cordis: report of a case with attempted operative correction;Byron;J Thorac Surg,1949
3. A syndrome of congenital defects involving the abdominal wall, sternum, diaphragm, pericardium and heart;Cantrell;Surg Gynec Obstet,1958
4. A syndrome featuring defect of heart, sternum, diaphragm and anterior abdominal wall;Crittenden;Circulation,1959
5. Extrathoracic ectopia cordis. Report of cases and review of literature;Millhouse;Am Heart J,1959