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The images (40Ă) of histological analysis using hematoxylin and eosin (H&E) (a, c, e, g) and Masson's trichrome (b, d, f, h) at the 16th week after implantation: (a, b) blank, (c, d) BABI-HAP-PD, (e, fâ) HA, and (g, h) HA/TCP. Color images available online at www.liebertpub.com/tea
