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. 2019 Jul 30;14:5785–5797. doi: 10.2147/IJN.S213974

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© 2019 Fang et al.

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XPS spectra of HA-MSNs. (A) Survey spectrum. (B) Fe 2p spectrum. (C) Si 2p spectrum. (D) N 1s spectrum. (E) O 1s spectrum. (F) C 1s spectrum.