Classification
612 - Human physiology
610 - Medicine & health
22
363 - Other social problems & services
7
700 - The arts; fine & decorative arts
5
380 - Commerce, communications & transportation
4
000 - Computer science, information & general works
3
100 - Philosophy & psychology
3
140 - Specific philosophical schools
3
370 - Education
3
618 - Gynecology, obstetrics, pediatrics & geriatrics
3
571 - Physiology & related subjects
2
576 - Genetics & evolution
2
580 - Plants (Botany)
2
600 - Technology
2
615 - Pharmacology & therapeutics
2
155 - Differential & developmental psychology
1
170 - Ethics
1
300 - Social sciences
1
305 - Social groups
1
330 - Economics
1
333 - Economics of land & energy
1
540 - Chemistry & allied sciences
1
551 - Geology, hydrology & meteorology
1
613 - Personal health & safety
1
616 - Diseases
1
630 - Agriculture & related technologies
1
900 - History & geography
1