Classification
610 - Medicine & health
700 - The arts; fine & decorative arts
7
000 - Computer science, information & general works
5
540 - Chemistry & allied sciences
4
580 - Plants (Botany)
4
380 - Commerce, communications & transportation
3
600 - Technology
3
333 - Economics of land & energy
2
361 - Social problems & social welfare in general
2
370 - Education
2
414 - Phonology & phonetics
2
590 - Animals (Zoology)
2
612 - Human physiology
2
800 - Literature & rhetoric
2
140 - Specific philosophical schools
1
340 - Law
1
363 - Other social problems & services
1
576 - Genetics & evolution
1
615 - Pharmacology & therapeutics
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1
658 - General management
1
720 - Architecture
1