1. The natural history of mitral stenosis;Wilson;Canad. M. A. J.,1954
2. Nomenclature and Criteria for Diagnosis of the Diseases of the Heart;The Criteria Committee of the New York Heart Association,1953
3. Mitral Stenosis: A Follow-up of 351 Patients;Olesen,1955
4. Statistics of the Metropolitan Life Insurance Co.;Robb,1953
5. Massive hemoptysis in mitral stenosis controlled by emergency mitral commissurotomy;Lunger;New England J. Med.,1959