Classification
616 - Diseases
571 - Physiology & related subjects
1,692
579 - Microorganisms, fungi & algae
237
617 - Surgery & related medical specialties
55
610 - Medicine & health
48
362 - Social welfare problems & services
22
331 - Labor economics
10
500 - Natural sciences & mathematics
9
620 - Engineering & allied operations
9
100 - Philosophy & psychology
7
150 - Psychology
7
330 - Economics
7
380 - Commerce, communications & transportation
6
519 - Probabilities & applied mathematics
5
576 - Genetics & evolution
5
612 - Human physiology
5
700 - The arts; fine & decorative arts
5
900 - History & geography
4
158 - Applied psychology
3
170 - Ethics
3
338 - Production
3
363 - Other social problems & services
3
384 - Communications; telecommunication
3
510 - Mathematics
3
658 - General management
3
000 - Computer science, information & general works
2
155 - Differential & developmental psychology
2
302 - Social interaction
2
370 - Education
2
600 - Technology
2
615 - Pharmacology & therapeutics
2
001 - Knowledge
1
011 - Bibliographies
1
320 - Political science
1
340 - Law
1
361 - Social problems & social welfare in general
1
551 - Geology, hydrology & meteorology
1
580 - Plants (Botany)
1
611 - Human anatomy, cytology & histology
1
614 - Incidence & prevention of disease
1
650 - Management & auxiliary services
1
745 - Decorative arts
1
800 - Literature & rhetoric
1