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SEM images of PLCL, aPLCL, and PLCL-COLI scaffolds. (a), (b), (c), and (d): different magnifications of PLCL scaffold; (e), (f), (g), and (h): different magnifications of aPLCL scaffold; (i), (j), (k), and (l): different magnifications of PLCL-COLI scaffold.
