Mullins, C. B. (Charles B.)2016-02-022016-02-021975-04-03https://hdl.handle.net/2152.5/2920Detailed formal protocol with illustrations and extensive bibliography.enGrand RoundsTeaching RoundsHeart Valve DiseasesHeart Valve ProsthesisNatural history of valvular heart disease and the prognosis of patients with prosthetic valvesOther62230