利用β-环糊精对间苯二酚的包络作用,增敏间苯二酚的荧光强度,提出一种测定环境中间苯二酚的荧光检测新技术.考察各种因素对实验的......

目的：分析牙周引导组织再生术在牙周缺损修复中出现的问题及讨论其原因。方法：回顾总结在48例牙周缺损修复术的其中4个失败病例的术......

Customer satisfaction and customer loyalty are considered as a confirmation of remarkable service provision towards the ......