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. 2020 Mar 15;11(3):52–65. doi: 10.4239/wjd.v11.i3.52

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©The Author(s) 2020. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial.

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Autonomic imbalance was observed in diabetic rats. A: Autonomic balance diagram of diabetic rats after vitamin C treatment; B: Poincare plot of diabetic and vitamin C treated rats. DIAB: Diabetic; VC: Vitamin C; LF: Low frequency; HF: High frequency.