Classification
614 - Incidence & prevention of disease
613 - Personal health & safety
586
610 - Medicine & health
11
380 - Commerce, communications & transportation
2
900 - History & geography
2
140 - Specific philosophical schools
1
330 - Economics
1
363 - Other social problems & services
1
500 - Natural sciences & mathematics
1
519 - Probabilities & applied mathematics
1
576 - Genetics & evolution
1
616 - Diseases
1
700 - The arts; fine & decorative arts
1