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Contraction of different skin grafts: STSG, HCS, and PHCS. (A) Morphology of skin grafts over 28 days post surgery. (B) Quantification of relative skin graft size. *p < 0.05. Grafts of STSG groups had contracted to 27% of their original size by day 28, whereas PHCS group remained 68% of the initial graft size.
