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. 2016 Apr 23;21(4):538. doi: 10.3390/molecules21040538

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© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons by Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Examples of functional groups used at one or several layers inside the structure of phosphorhydrazone dendrimers, in replacement of 4-hydroxybenzaldehyde.