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These web pages are provided as a public service by the National Institute of Standards and Technology (ֱ). With the exception of material marked as copyrighted, information presented on these pages is considered public information and may be distributed or copied. Use of appropriate byline/photo/image credits is requested.

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ֱ penangtherapy.com Copyright, Fair Use, and Licensing Statements for SRD, Data, Software, and Technical Series Publications">More information about copyright, fair use and licensing for SRD, data and software

Created November 10, 2016, Updated May 27, 2020