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2. Observations relating to subacute infective endocarditis;Lewis;Heart,1923
3. Heart valve irregularities in relation to subacute bacterial endocarditis;Grant;Heart,1928
4. Congenital aortic valvular stenosis;Campbell;Br Heart J,1953
5. Congenital bicuspid aortic valves and the aetiology of isolated aortic valvular stenosis;Bacon;Q J Med,1959