TY - RPRT TI - Single-beam radiotherapy knife. A practical theoretical model. AU - M D Heifetz AU - M Wexler AU - R Thompson PY - 1984 DO - 10.3171/jns.1984.60.4.0814 UR - https://pubmed.ncbi.nlm.nih.gov/6707750/ ID - 6707750 ER -