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. 2016 Apr 15;21(4):497. doi: 10.3390/molecules21040497

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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/).

PMC Copyright notice

Formation of hydrogels incorporated with brimonidine- and timolol maleate-loaded nanoparticles (HDNP). Reprinted with permission from [51], Copyright © 2012 American Chemical Society. PLGA, poly(lactic-co-glycolic acid).