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. 2015 Mar 3;10:1691–1701. doi: 10.2147/IJN.S76755

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© 2015 Zhao et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

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The preparation and drug-release process of the PPOP.

Abbreviations: FF, fenofibrate; FF-MSN, fenofibrate-loaded mesoporous silica nanoparticle; MSN, mesoporous silica nanoparticle; PPOP, push–pull osmotic pump.