Classification
610 - Medicine & health
124
330 - Economics
27
700 - The arts; fine & decorative arts
8
140 - Specific philosophical schools
4
333 - Economics of land & energy
3
380 - Commerce, communications & transportation
3
580 - Plants (Botany)
3
006 - Special computer methods
2
370 - Education
2
576 - Genetics & evolution
2
616 - Diseases
2
304 - Factors affecting social behavior
1
320 - Political science
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
1
540 - Chemistry & allied sciences
1
612 - Human physiology
1
617 - Surgery & related medical specialties
1