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Organizations Engaged in Preparing Standards for Dental Materials and Therapeutic Agents with a List of Standards
George Corbley PaffenbargerR. W. RuppMargaret Malmstedt
出版U.S. Department of Commerce, National Bureau of Standards, 1980
URLhttp://books.google.com.hk/books?id=FxPSAAAAMAAJ&hl=&source=gbs_api
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