TY - RPRT TI - An efficient method for small field treatment dose calculation for stereotactic radiosurgery using a LINAC. AU - C F Lam AU - J G Zhu PY - 1998 DO - 10.1118/1.598251 UR - https://pubmed.ncbi.nlm.nih.gov/9608478/ ID - 9608478 ER -