Classification
TAT - Engineering Standards
20
HRD - Dosimetry, radiation protection - medical aspects
12
TIG - Reliability, safety, quality control
11
UXL - Radiation protection - general aspects
11
YFF - Industrial safety regulations
10
TEA - Electrical engineering - general
9
UAU - Fire, fire protection, safety at the workplace, prevention of accidents
8
HYG - Occupational medicine, sports medicine
5
LTU - Genetic engineering
5
TIF - Industrial ( occupational ) safety
5
AEG - Official corporations - Germany
4
HYE - Environmental health
4
LTE - Biotechnology - general aspects
4
TBA - Electronic engineering - general
4
UPN - Water protection, water quality, clean water
4
CAU - Laboratory and safety engineering in chemistry
3
HCE - Biomedical engineering - general aspects
3
TIE - Process engineering
3
UXW - Underground disposal of radioactive waste
3
ETF - Fuel cells - general
2
HBM - Medical microbiology, infectious diseases
2
HCN - Nuclear medicine
2
LHM - Microbiology - genetics
2
LHW - Bacteria - general aspects
2
TEDD - Electric power transmission
2
TEDF - Electric power application
2
THH - Machines
2
UXA - Environmental radioactivity
2
UXK - Radiation protection - comprehensive works
2
UXN - Radiation protection in nuclear facilities
2
UXP - Radioactive materials - transport, safety
2
AED - Official corporations - international and supranational
1
AFW - Subject oriented organizations
1
CLE - Combustion, flames, explosions
1
ESB - Hydrogen energy
1
EWA - Energy economy
1
HBA - Medical physics
1
HCI - Radiation biology, dosimetry
1
HPA - Drug lists, pharmacopoeias, pharmacologic glossaries
1
HTE - Oncology - general
1
LHH - Microbiology - methods
1
PKPD - Beta decay
1
TBTE - Laser devices
1
TCLB - Electric waves, microwaves, Radar
1
TCLD - Electromagnetic compatibility, pulse technique
1
TEF - Electric machines, electric cables
1
TKA - Civil engineering - general
1
TNJ - Nuclear reactor technology
1
TNO - Nuclear reactor safety
1
UCA - Environmental problems, man and environment - general aspects
1
more ...