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SEM micrographs of bioactive glass particles-polymer composites made by thermally-induced phase separation (TIPS), with poly(l-lactide), [20] (a) and [63] (b); poly(lactide-co-glycolide), [61] (c); chitosan-gelatin, [58] (d); gelatin, [59] (e) and collagen-phosphatidyserine, [62] (f) as polymer matrix. Figure adapted with permission from [20,58,61,62,63] ©Elsevier, [59] ©American chemical Society.
