Classification
100 - Philosophy & psychology
610 - Medicine & health
102
700 - The arts; fine & decorative arts
16
170 - Ethics
12
612 - Human physiology
12
900 - History & geography
12
330 - Economics
10
616 - Diseases
7
361 - Social problems & social welfare in general
6
340 - Law
5
140 - Specific philosophical schools
4
370 - Education
4
362 - Social welfare problems & services
3
380 - Commerce, communications & transportation
3
155 - Differential & developmental psychology
2
200 - Religion
2
363 - Other social problems & services
2
580 - Plants (Botany)
2
780 - Music
2
800 - Literature & rhetoric
2
154 - Subconscious & altered states
1
306 - Culture & institutions
1
333 - Economics of land & energy
1
355 - Military science
1
600 - Technology
1
620 - Engineering & allied operations
1
630 - Agriculture & related technologies
1