Classification
363 - Other social problems & services
1
547 - Organic chemistry
1
571 - Physiology & related subjects
1
577 - Ecology
9
610 - Medicine & health
3
615 - Pharmacology & therapeutics
2
616 - Diseases
1
620 - Engineering & allied operations
1
628 - Sanitary & municipal engineering
2
630 - Agriculture & related technologies
15
660 - Chemical engineering
4