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XRD (A) and FTIR (B) spectra of β-TCP and SrTCP powders with different Sr doping amounts; C-SEM and EDX spectrum images of β-TCP and SrTCP powder with different Sr doping content (gray is SEM image, purple is Ca EDS energy spectrum image, red is Sr EDS energy spectrum image); Micro-CT (D) and SEM(E) images of 3D printing SrTCP scaffolds with different Sr-doping amounts.
