title: Geometrical problems in stereotactic surgery: a 3 dimensional analysis for use with computer technics.
mesh_terms: D001696:Biomechanical Phenomena; D001921:Brain / Q000033:anatomy & histology*; D003201:Computers; D006801:Humans; D012399:Rotation; D013238:Stereotaxic Techniques; D013525:Surgical Instruments