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. 2015 Oct 13;10(10):e0140278. doi: 10.1371/journal.pone.0140278

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© 2015 Zheng et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Fig 9 — Spreading areas (a) and perimeters (b) of the HGFs on the control and plasma treatment surfaces at 3 h and 24 h. Data are shown as means ± SD (n = 15). Identical letters indicate no significant difference between those values (p > 0.05).