Classification
616 - Diseases
23
571 - Physiology & related subjects
17
572 - Biochemistry
12
610 - Medicine & health
12
570 - Life sciences; biology
9
174 - Occupational ethics
5
140 - Specific philosophical schools
4
660 - Chemical engineering
4
576 - Genetics & evolution
3
599 - Mammals
3
611 - Human anatomy, cytology & histology
3
612 - Human physiology
3
620 - Engineering & allied operations
3
000 - Computer science, information & general works
2
004 - Data processing & computer science
2
509 - Historical, geographic & persons treatment
2
006 - Special computer methods
1
150 - Psychology
1
305 - Social groups
1
331 - Labor economics
1
363 - Other social problems & services
1
501 - Philosophy & theory
1
510 - Mathematics
1
519 - Probabilities & applied mathematics
1
523 - Specific celestial bodies & phenomena
1
542 - Techniques, equipment & materials
1
543 - Analytical chemistry
1
579 - Microorganisms, fungi & algae
1
590 - Animals (Zoology)
1
614 - Incidence & prevention of disease
1
615 - Pharmacology & therapeutics
1
618 - Gynecology, obstetrics, pediatrics & geriatrics
1
800 - Literature & rhetoric
1
900 - History & geography
1