TY - RPRT TI - Improved field edge definition in electron arc therapy with dynamic collimation techniques. AU - J J Swalec AU - D D Leavitt AU - J H Moeller PY - 1994 DO - 10.1016/0360-3016(94)90536-3 UR - https://pubmed.ncbi.nlm.nih.gov/8083115/ ID - 8083115 ER -