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. 2021 Feb 11;16:977–987. doi: 10.2147/IJN.S290037

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© 2021 Patra et al.

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(A) Dragon tongue bean peel (DtbP); (B) Gradual change of DtbP extracts color in the progress of synthesis of DtbP-AgNPs (0–24 h); (C) UV-Vis spectral absorbance result of the DtbP-AgNPs.