Classification
363 - Other social problems & services
610 - Medicine & health
5
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
170 - Ethics
1
551 - Geology, hydrology & meteorology
1
600 - Technology
1
612 - Human physiology
1
615 - Pharmacology & therapeutics
1
616 - Diseases
1