Classification
HRD - Dosimetry, radiation protection - medical aspects
9
UXN - Radiation protection in nuclear facilities
6
UXL - Radiation protection - general aspects
4
YFF - Industrial safety regulations
3
UXH - Nuclear radiation measurement
2
UAU - Fire, fire protection, safety at the workplace, prevention of accidents
1
UXA - Environmental radioactivity
1
UXC - Radioactive emission
1