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Quantitative analysis of percentage of new bone in the defect (n-Bone%) and remaining implant (r-Imp%). (A) 500- to 1,000-μm OCP/Col, (B) 300- to 500-μm OCP/Col, (C) 53- to 300-μm OCP)/Col, (D) Col, and (E) untreated control. Data are means±standard deviations. *p<0.01.