TY - RPRT TI - Letter: Dose conversion factors for electrons,. AU - H Matsuzawa AU - K Kawashima AU - T Hiraoka PY - 1974 DO - 10.1088/0031-9155/19/5/120 UR - https://pubmed.ncbi.nlm.nih.gov/4445245/ ID - 4445245 ER -