Classification
572 - Biochemistry
224
571 - Physiology & related subjects
217
616 - Diseases
131
579 - Microorganisms, fungi & algae
112
570 - Life sciences; biology
101
610 - Medicine & health
66
580 - Plants (Botany)
63
576 - Genetics & evolution
60
611 - Human anatomy, cytology & histology
36
615 - Pharmacology & therapeutics
27
599 - Mammals
24
581 - Specific topics in natural history
22
660 - Chemical engineering
22
001 - Knowledge
19
300 - Social sciences
19
333 - Economics of land & energy
18
612 - Human physiology
16
577 - Ecology
15
700 - The arts; fine & decorative arts
14
000 - Computer science, information & general works
13
620 - Engineering & allied operations
12
140 - Specific philosophical schools
10
547 - Organic chemistry
9
590 - Animals (Zoology)
8
600 - Technology
8
540 - Chemistry & allied sciences
7
380 - Commerce, communications & transportation
6
500 - Natural sciences & mathematics
6
551 - Geology, hydrology & meteorology
6
363 - Other social problems & services
5
006 - Special computer methods
4
614 - Incidence & prevention of disease
4
630 - Agriculture & related technologies
4
330 - Economics
3
560 - Paleontology; paleozoology
3
004 - Data processing & computer science
2
414 - Phonology & phonetics
2
530 - Physics
2
003 - Systems
1
005 - Computer programming, programs & data
1
050 - General serial publications
1
150 - Psychology
1
400 - Language
1
519 - Probabilities & applied mathematics
1
520 - Astronomy & allied sciences
1
543 - Analytical chemistry
1
546 - Inorganic chemistry
1
550 - Earth sciences
1
573 - Specific physiological systems in animals
1
574 - [Unassigned]
1
more ...