Micro-CT images of bone regeneration in radial diaphysis defects treated with A) no bone graft (negative control), B) autologous bone grafts, C) Poly (octanediol citrate) – click – hydroxyapatite (POC-Click-HA) single-phase scaffolds, and D) POC-Click-HA biphasic-50 scaffolds at three pre-determined time points (5, 10, and 15 weeks).