TY - RPRT TI - Radiation oncology. AU - S H Levitt PY - 1990 DO - 10.1002/1097-0142(19900501)65:9+<2119::aid-cncr2820651407>3.0.co;2-2 UR - https://pubmed.ncbi.nlm.nih.gov/2328477/ ID - 2328477 ER -