1. Effect of changes in heart rate on pressure half time in normally functioning mitral valve prostheses. Issue 6 (December 1988) Authors: Chambers, J; McLoughlin, N; Rapson, A; Jackson, G Journal: Heart Issue: Volume 60:Issue 6(1988) Page Start: 502 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗