Classification
610 - Medicine & health
700 - The arts; fine & decorative arts
18
363 - Other social problems & services
13
333 - Economics of land & energy
12
000 - Computer science, information & general works
11
140 - Specific philosophical schools
7
580 - Plants (Botany)
7
620 - Engineering & allied operations
7
600 - Technology
6
380 - Commerce, communications & transportation
5
304 - Factors affecting social behavior
4
576 - Genetics & evolution
4
615 - Pharmacology & therapeutics
4
540 - Chemistry & allied sciences
3
720 - Architecture
2
100 - Philosophy & psychology
1
330 - Economics
1
414 - Phonology & phonetics
1
612 - Human physiology
1
900 - History & geography
1