TY  - BOOK
AU  - Zirkle, Raymond E.
TI  - Effects of external beta radiation
U1  - 574.19156 EFF 1951 
PY  - 1951///
CY  - New York
PB  - McGraw-Hill
KW  - Beta rays
KW  - Physiological effect
N1  - Cover title: Biological effects of external beta radiation; Includes bibliographies and index
ER  -