Classification
610 - Medicine & health
23
700 - The arts; fine & decorative arts
14
304 - Factors affecting social behavior
2
580 - Plants (Botany)
2
600 - Technology
2
612 - Human physiology
2
140 - Specific philosophical schools
1
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
615 - Pharmacology & therapeutics
1
620 - Engineering & allied operations
1