1. Atlas of Congenital Cardiac Disease;Abbott, Maude,1936
2. Results of surgical treatment of aortic stenosis;Baker, C.; Somerville, Jane 1964;British Medical Journal,197.
3. Late results of operations for Fallot's tetralogy;Campbell, M.;British Medical Journal,1958
4. Valvotomy as a curative operation for simple pulmonary stenosis;Campbell, M.;British Heart Journal,1959
5. Results of surgical treatment for pulmonary atresia;Campbell, M.;British Heart Journal,(ig60).