TY - RPRT TI - Improvement in tangential breast planning efficiency using a knowledge-based expert system. AU - D M Wells AU - D Walrath AU - P S Craighead PY - 2000 DO - 10.1016/s0958-3947(00)00039-x UR - https://pubmed.ncbi.nlm.nih.gov/11025259/ ID - 11025259 ER -