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. 2014 Aug 4;7(8):5617–5632. doi: 10.3390/ma7085617

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© 2014 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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SEM for: (a) PLA; (b) tapioca; (c) PLA₇₀tapioca₃₀; (d) PLA₇₀Tapioca₃₀MDI_0.5; (e) (PLA₇₀tapioca₃₀MDI_0.5)₉₅ATBC₅; (f) (PLA₇₀tapioca₃₀MDI_0.5)₉₀ATBC₁₀; (g) (PLA₇₀tapioca₃₀MDI_0.5)₈₅ATBC₁₅; (h) (PLA₇₀tapioca₃₀MDI_0.5)₈₀ATBC₂₀; and (i) (PLA₇₀tapioca₃₀MDI_0.5)₇₅ATBC₂₅.