什么是服务标准?
参考答案:
服务标准是指规定服务应满足的要求以确保其适用性的标准。
A magazine is publishing a series of articles on "Modern Life". Readers have been asked to contribute. You write an article about 400 words on clothes and fashions of young people today, and explain how their meanings are determined by social and cultural factors.
患者,女性,25岁。因劳力性心慌、气促2年,诊断为风湿性心脏病。超声心动图显示二尖瓣瓣膜轻度增厚,开放呈鱼嘴状,瓣口面积0.8cm2,腱索稍增粗,其他瓣膜正常。
如果病人合并有轻度主动脉瓣关闭不全进一步治疗方法首选的是()
A.洋地黄
B.经皮球囊导管二尖瓣成形术
C.二尖瓣分离术
D.人工瓣膜置换术
E.抗风湿治疗