Classification
571 - Physiology & related subjects
157
580 - Plants (Botany)
74
616 - Diseases
61
570 - Life sciences; biology
41
572 - Biochemistry
37
579 - Microorganisms, fungi & algae
32
612 - Human physiology
31
610 - Medicine & health
24
576 - Genetics & evolution
22
333 - Economics of land & energy
17
581 - Specific topics in natural history
15
006 - Special computer methods
13
000 - Computer science, information & general works
12
577 - Ecology
11
611 - Human anatomy, cytology & histology
11
500 - Natural sciences & mathematics
10
530 - Physics
10
004 - Data processing & computer science
9
300 - Social sciences
8
515 - Analysis
8
551 - Geology, hydrology & meteorology
8
660 - Chemical engineering
8
519 - Probabilities & applied mathematics
7
590 - Animals (Zoology)
7
617 - Surgery & related medical specialties
7
620 - Engineering & allied operations
7
001 - Knowledge
6
618 - Gynecology, obstetrics, pediatrics & geriatrics
6
630 - Agriculture & related technologies
6
631 - Techniques, equipment & materials
6
700 - The arts; fine & decorative arts
6
720 - Architecture
6
301 - Sociology & anthropology
5
615 - Pharmacology & therapeutics
5
003 - Systems
4
050 - General serial publications
4
140 - Specific philosophical schools
4
363 - Other social problems & services
4
410 - Linguistics
4
510 - Mathematics
4
560 - Paleontology; paleozoology
4
599 - Mammals
4
614 - Incidence & prevention of disease
4
634 - Orchards, fruits & forestry
4
414 - Phonology & phonetics
3
511 - General principles of mathematics
3
541 - Physical chemistry
3
592 - Invertebrates
3
600 - Technology
3
910 - Geography & travel
3
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