Classification
610 - Medicine & health
37
570 - Life sciences; biology
35
700 - The arts; fine & decorative arts
23
330 - Economics
21
615 - Pharmacology & therapeutics
21
338 - Production
18
600 - Technology
9
140 - Specific philosophical schools
6
380 - Commerce, communications & transportation
6
000 - Computer science, information & general works
5
320 - Political science
5
333 - Economics of land & energy
5
363 - Other social problems & services
5
500 - Natural sciences & mathematics
5
620 - Engineering & allied operations
5
658 - General management
5
660 - Chemical engineering
5
340 - Law
4
370 - Education
4
300 - Social sciences
3
540 - Chemistry & allied sciences
3
362 - Social welfare problems & services
2
580 - Plants (Botany)
2
670 - Manufacturing
2
900 - History & geography
2
170 - Ethics
1
174 - Occupational ethics
1
302 - Social interaction
1
304 - Factors affecting social behavior
1
332 - Financial economics
1
346 - Private law
1
547 - Organic chemistry
1
576 - Genetics & evolution
1
612 - Human physiology
1
628 - Sanitary & municipal engineering
1
650 - Management & auxiliary services
1
791 - Public performances
1