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. 2023 Jan 21;3(1):20210170. doi: 10.1002/EXP.20210170

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© 2023 The Authors. Exploration published by Henan University and John Wiley & Sons Australia, Ltd.

This is an open access article under the terms of the http://creativecommons.org/licenses/by/4.0/ License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Shark tooth‐inspired multifunctional microneedles for intelligent chronic wound management. (A) Schematic illustration of the microneedle dressing for motion sensing, biochemical analysis, and wound healing. (B) Images of strip‐shaped wounds (scale bar: 0.5 cm) cut on a diabetic mouse's foot and circular wounds (scale bar: 1 cm) cut on a diabetic mouse's back under different treatments. G1: control group, G2: treated with blank microneedle dressing group, G3: treated with hEGF‐loaded microneedle dressing. Reproduced with permission.^[ ¹²³ ^] Copyright 2021, American Chemical Society