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. 2022 Apr 8;14(4):819. doi: 10.3390/pharmaceutics14040819

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© 2022 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 (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Visual inspection of the status of the dispersion for AMI (1 and 2), COU (3 and 4), CUR (5 and 6), NOR (7 and 8) and PRO (9 and 10) before (i.e., in the solvent solution) and after antisolvent precipitation, respectively, performed for (a) fresh samples and (b) after 7 days.