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Sensors (Basel). 2013; 13(2): 1523–1538.
Published online 2013 January 24.
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© 2013 by the authors; licensee MDPI, Basel, Switzerland.
This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (
Filter design of the custom-made ET620_60 bp_780_900 bp dual band pass filter from Chroma.
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