A manually traced vein mask from susceptibility-based MRI images of a healthy young subject (S1).

Susceptibility-weighted image (SWI), quantitative susceptibility map (QSM), manually-traced vein mask (Vein) and dilated brain mask (Mask) for subject 1.针对受试者1的磁敏感加权成像（Susceptibility-weighted image, SWI）、定量磁敏感图（quantitative susceptibility map, QSM）、手动勾勒的静脉掩码（manually-traced vein mask, Vein）以及扩张脑掩码（dilated brain mask, Mask）。