Classification
610 - Medicine & health
532
700 - The arts; fine & decorative arts
180
370 - Education
119
330 - Economics
65
000 - Computer science, information & general works
64
600 - Technology
62
140 - Specific philosophical schools
51
380 - Commerce, communications & transportation
49
333 - Economics of land & energy
45
362 - Social welfare problems & services
41
570 - Life sciences; biology
41
580 - Plants (Botany)
37
363 - Other social problems & services
35
300 - Social sciences
30
658 - General management
29
900 - History & geography
27
620 - Engineering & allied operations
24
100 - Philosophy & psychology
23
340 - Law
21
612 - Human physiology
20
500 - Natural sciences & mathematics
18
616 - Diseases
18
170 - Ethics
17
320 - Political science
16
576 - Genetics & evolution
13
615 - Pharmacology & therapeutics
13
540 - Chemistry & allied sciences
12
304 - Factors affecting social behavior
11
302 - Social interaction
9
301 - Sociology & anthropology
8
384 - Communications; telecommunication
8
344 - Labor, social, education & cultural law
7
338 - Production
6
360 - Social problems & services; associations
5
361 - Social problems & social welfare in general
5
400 - Language
5
618 - Gynecology, obstetrics, pediatrics & geriatrics
5
720 - Architecture
5
800 - Literature & rhetoric
5
001 - Knowledge
4
200 - Religion
4
368 - Insurance
4
414 - Phonology & phonetics
4
613 - Personal health & safety
4
331 - Labor economics
3
519 - Probabilities & applied mathematics
3
551 - Geology, hydrology & meteorology
3
581 - Specific topics in natural history
3
780 - Music
3
158 - Applied psychology
2
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