Classification
615 - Pharmacology & therapeutics
610 - Medicine & health
14
363 - Other social problems & services
9
000 - Computer science, information & general works
2
600 - Technology
2
612 - Human physiology
2
616 - Diseases
2
330 - Economics
1
333 - Economics of land & energy
1
340 - Law
1
374 - Adult education
1
380 - Commerce, communications & transportation
1
540 - Chemistry & allied sciences
1