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A Virtual Clean Room to Teach USP 797 Regulations for Intravenous Medications
virtual clean room virtual learning USP 797 sterile products simulation intravenous products
2018/5/28
Objective. To provide a virtual environment for pharmacy students to learn United States Pharmacopeia Chapter 797 (USP 797) requirements, while recognizing the role of pharmacists in the safe use of i...
Thermal Changes in the Pulp Chamber during Different Adhesive Clean-up Procedures
Clean-up Temperature Pulp chamber Thermocouple
2008/11/26
The aim of this in vitro study was to measure the temperature changes in the pulpal chamber when different adhesive clean-up procedures were used. Ninety intact extracted human maxillary central i...
性洁净观（idea of sexual clean）
性洁净观
2008/4/16
这是人类历史上的一种很重要、很久远的性观念。这种性观念认为，性的一切现象和表现，都可以划分成干净的与肮脏的。人类应该仅仅接受那些“干净的”性，应该拒绝甚至消除那些“肮脏的”性。
这是一种错误的性观念，因为它并不是根据卫生的标准，而是根据某些不合理
的性道德标准，来评价和划分人类的性现象和性行为。从卫生的角度来看，只有那
些不加清洗或者消毒程度不够，因而有可能带来各种感染与疾病的性现象...