Fig. 3From: Three-dimensionally printed biphasic calcium phosphate blocks with different pore diameters for regeneration in rabbit calvarial defectsMicrostructure surface images of 3D-printed BCP block using scanning electron microscopy (SEM, 3.0Â kV) A 30x; B 100x; C 300x; D 1,000x; E 3,000x. All images showed pure BCP blocks without a residual polymerBack to article page