Classification
616 - Diseases
80
610 - Medicine & health
11
614 - Incidence & prevention of disease
7
613 - Personal health & safety
6
615 - Pharmacology & therapeutics
6
617 - Surgery & related medical specialties
6
670 - Manufacturing
3
006 - Special computer methods
2
344 - Labor, social, education & cultural law
2
500 - Natural sciences & mathematics
2
520 - Astronomy & allied sciences
2
612 - Human physiology
2
629 - Other branches of engineering
2
158 - Applied psychology
1
320 - Political science
1
330 - Economics
1
363 - Other social problems & services
1
571 - Physiology & related subjects
1
579 - Microorganisms, fungi & algae
1
599 - Mammals
1
611 - Human anatomy, cytology & histology
1
628 - Sanitary & municipal engineering
1
658 - General management
1