Television has revolutionized news coverage.
电视已经根本变了新闻覆盖
Television has revolutionized news coverage.
电视已经根本变了新闻覆盖
But Michael Jaff, medical director of the Massachusetts General Hospital Vascular Center in Boston, says “coronary stents have revolutionized patient care.
在接受一般血管支架的心脏疾病患者中,约有30%会产狭窄的症状,而含有药物的支架产
狭窄的比例低于10%。
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