Classification
HCI - Radiation biology, dosimetry
UXA - Environmental radioactivity
2
UXC - Radioactive emission
2
UXE - Nuclear radiation effects, radiation hazards
2
CRC - Nuclear chemistry
1
CRP - Radiation chemistry
1
HYH - Traumatology, emergency medicine, disasters
1
TNOB - Nuclear reactor accidents
1
UXPN - Nonproliferation, nuclear weapons
1