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2. Causes of malformations of the heart;Campbell, M.;Brit. med. J,1965
3. Les cardiopathies congenitales familiales;Christiaens, L.; Dupuis, C.; Poingt, O.; Belbenoit, C.; Fovet, A.;Arch. fran;. Pediat,1964
4. Surgical ligation of patent ductus arteriosus: Report of first successful case;Gross, R.E.; Hubbard, J.P.;Amer. med. Ass,1939
5. Genetic and non-genetic factors in the etiology of congenital heart disease: a study of 1,188 cases;Amer. J. hum. Genet,1957