1. Abbot, M. E.—Congenital Heart Diseases, Atlas of Congenital Cardiac diseases,American Heart Association, 1936.
2. Burton J. F..—Method of correction of ectopia cordis.Arch. Surg.,54: 79, 1947.
3. Friedberg, C. K..—Diseases of the Heart,W. B. Saunders Co., Philadelphia, page 673.
4. Goldberger, E..—Ectopia Cordis, Heart DiseasesLee and Febiger, Philadelphia, 2nd Edition page 401, 1955.
5. Hansen, F. M..—The Ontogeny and phylogeny of the sternum.Amer. J. Anat.,26: 41, 1919.