in 10 patients with normal left ventricular angiograms and coronary arteriograms , mitral valve opening began 1-1 +/- 9-3 ms ( mean +/- sd ) before the onset of outward wall movement , and reached peak opening velocity 2-0 +/- 13 ms after maximum rate of change of dimension .
C0225897
left ventricular
C0026264
mitral valve