TY - BOOK ED - International Commission on Radiation Units and Measurements. TI - Dosimetry of external beta rays for radiation protection SN - 0913394556 AV - RA1231.R2RA569 I55 no. 56 U1 - 612.01448 DOS 1997 21 PY - 1997/// CY - Bethesda, Md. PB - International Commission on Radiation Units and Measurements KW - Beta rays KW - Measurement KW - Radiation dosimetry KW - Beta Rays KW - adverse effects KW - Radiation Dosage KW - Radiation Protection KW - Radiometry KW - methods N1 - "Issued 5 January 1997."; Includes bibliographical references (p. 111-126) and index ER -