RT Journal Article SR Electronic T1 Is mitral early to late wave ratio a predictor for silent cerebral infarction in elderly patients with coronary artery disease JF Neurosciences Journal JO Neurosciences (Riyadh) FD Prince Sultan Military Medical City SP 214 OP 215 VO 15 IS 3 A1 Guo-Xiang Fu A1 Yuan Zhong YR 2010 UL http://nsj.org.sa/content/15/3/214.abstract AB