TY  - BOOK
ED  - United States.
TI  - Procedures to minimize diagnostie x-ray exposure of the human embryo and fetus
U1  -  614.839 
PY  - 1981///
CY  - Washington, D.C.
PB  - The Department
KW  - Radiology, Medical
KW  - Radiation
KW  - Toxicology
N1  - Bibliography : p. 28-30
ER  -