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. 2019 Jul 23;14:5697–5711. doi: 10.2147/IJN.S214363

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© 2019 Park et al.

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(A) Water contact angles of the investigated samples measured at 10 and 30 s. (B) Surface energies of the investigated samples determined at 10 and 30 s. Data are presented as the mean ± SD (n=7). *P<0.05 compared with the other surface.