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. 2011 Mar 2;11(3):2751–2772. doi: 10.3390/s110302751

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© 2011 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 (http://creativecommons.org/licenses/by/3.0/).

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Figure 5. — Shutter templates: (A) Triangle A. (B) Triangle B. (C) 5 mm wide rectangular strip. (D) Rectangle (10 × 8 cm). (E) Template frame and 1 cm² template.