Mr cohan handles his material deftly , portraying bear as symptomatic of an industry that had come to believe its own hype and had lost sight of how inherently unstable it really was .
Analysis of cerebral angiography of symptomatic lacunar infarction accompanied with cerebral artery stenosis .
伴脑动脉狭窄的症状性腔隙性脑梗死患者脑血管造影分析。
The findings of this study agree with our current advice that people who do not have symptomatic or diagnosed artery or heart disease should not take aspirin , because the risks of bleeding may outweigh the benefits .