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. 2015 Dec 17;3:202. doi: 10.3389/fbioe.2015.00202

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Copyright © 2015 Baino, Novajra and Vitale-Brovarone.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Photographs of two commercially available hydroxyapatite cylindrical scaffolds with different porosity produced by sponge replica method. The length of the scaffolds is about 15 mm. Image adapted from © Dorozhkin (2010a).