Classification
616 - Diseases
1,148
610 - Medicine & health
182
150 - Psychology
128
158 - Applied psychology
128
155 - Differential & developmental psychology
46
100 - Philosophy & psychology
39
618 - Gynecology, obstetrics, pediatrics & geriatrics
31
361 - Social problems & social welfare in general
27
370 - Education
26
612 - Human physiology
21
302 - Social interaction
19
615 - Pharmacology & therapeutics
18
306 - Culture & institutions
15
617 - Surgery & related medical specialties
14
613 - Personal health & safety
13
614 - Incidence & prevention of disease
11
333 - Economics of land & energy
10
658 - General management
10
305 - Social groups
8
330 - Economics
8
200 - Religion
7
700 - The arts; fine & decorative arts
7
153 - Mental processes & intelligence
6
500 - Natural sciences & mathematics
6
140 - Specific philosophical schools
5
301 - Sociology & anthropology
5
344 - Labor, social, education & cultural law
5
362 - Social welfare problems & services
5
300 - Social sciences
4
599 - Mammals
4
611 - Human anatomy, cytology & histology
4
780 - Music
4
304 - Factors affecting social behavior
3
000 - Computer science, information & general works
2
170 - Ethics
2
320 - Political science
2
363 - Other social problems & services
2
364 - Criminology
2
380 - Commerce, communications & transportation
2
571 - Physiology & related subjects
2
650 - Management & auxiliary services
2
900 - History & geography
2
004 - Data processing & computer science
1
120 - Epistemology, causation & humankind
1
128 - Humankind
1
152 - Perception, movement, emotions & drives
1
174 - Occupational ethics
1
296 - Judaism
1
297 - Islam, Babism & Bahai Faith
1
303 - Social processes
1
more ...