Classification
614 - Incidence & prevention of disease
613 - Personal health & safety
127
610 - Medicine & health
8
140 - Specific philosophical schools
1
330 - Economics
1
363 - Other social problems & services
1
380 - Commerce, communications & transportation
1
616 - Diseases
1
700 - The arts; fine & decorative arts
1
900 - History & geography
1