Intercession (1) Mortality (1) Surgery (1) Treatment (1) Costs (1) Cost effectiveness (1) Assaying (1) Diseases (1) Treaties (1) Methods (1) Treaties (1) Sensitive plant (1) Price-earnings ratio (1) Risk (1) Psychotherapy (1) Pension trusts (1) Months (1) Mitral valve insufficiency (1) Mitral valve (1) Medical sciences (1) Life expectancy (1) Life (1) Impact (1) Heart failure (1) Economics (1) Direct costing (1) Clinics (1) Canadians (1) Methods (1) Management (1)