TY - RPRT TI - Computerized frameless stereotactic image-guided spinal surgery. AU - F P Cammisa AU - H K Parvataneni AU - F P Girardi AU - S N Khan AU - H S Sandhu PY - 2000 UR - https://pubmed.ncbi.nlm.nih.gov/10789034/ ID - 10789034 ER -