REFERENCES
- Kitchin, A. and Turner, R.: Calcification of the mitral valve. Results of valvotomy in 100 cases. Brit Heart J 29: 137, 1967.
- Logan, A. and Turner, R.: Surgical treatment of mitral stenosis, with particular reference to the transventricular approach with a dilator. Lancet 2: 874, 1959.