E. D. Wigle

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SUMMARY Fifty normal mitral valves from adults were studied. Commissures, identified by commissural chordae tendineae and the tips of papillary muscles, partition the mitral valvular tissue into anterior and posterior leaflets. This definition incorporates into the posterior leaflet the structures formerly regarded as accessory leaflets. The posterior(More)
A Cardiovascular Research Database System is being developed at Toronto General Hospital on a Varian V-76 minicomputer. The system utilizes the TOTAL Database Management System as a manager of the internal network structure of the database and the data dictionary/ directory. The system was designed to achieve data independence as defined by the(More)
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