Neutron contamination from medical electron accelerators: recomme ndations of the National Council on radiation protection and measuremen t. - Bethesda : The Council, 1984 - Vi, 128 p. : ill. ; 23 cm. Includes index. ISBN: 0913392707 Subjects--Topical Terms: Electrons. Neutrons. Practicle Accelerators -- standards. Radiometry -- standards. Radiotherapy -- adverse effects. Radiotherapy Dosage -- standards. National Library of Medicine Call No.: WN 250 / N399c 1984