Classification
380 - Commerce, communications & transportation
610 - Medicine & health
12
363 - Other social problems & services
3
576 - Genetics & evolution
3
000 - Computer science, information & general works
2
540 - Chemistry & allied sciences
2
001 - Knowledge
1
261 - Social theology
1
362 - Social welfare problems & services
1
370 - Education
1
616 - Diseases
1