Direct calculation of stereotactic coordinates from CT scans.
D001921:Brain / Q000000981:diagnostic imaging*; D001922:Brain Abscess / Q000000981:diagnostic imaging*; D001932:Brain Neoplasms / Q000000981:diagnostic imaging*; D006801:Humans; D013238:Stereotaxic Techniques; D014057:Tomography, X-Ray Computed / Q000379:methods*