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Visualization of the imaging segmentation of the dural venous network, applied on stereolithographic file to remove superimposition of the scalp and skull allowing inspection from a back, b left side, c front side, d superior angles. 
superior sagittal sinus, 
superior anastomotic vein, 
inferior anastomotic vein, 
transverse sinus, 
straight sinus, 
sigmoid sinus, 
inferior sagittal sinus, 
occipital sinus, 
internal jugular vein
