69
road-vehicles
× 4 |
23
paleontology
|
10
homeopathy
|
4
ecology
|
50
safety
× 2 |
23
zoology
|
8
logic
|
3
gender
|
48
terrorism
× 2 |
23
biology
|
8
obesity
|
3
sociology
|
48
united-states
× 2 |
19
nutrition
× 3 |
6
linguistics
|
0
stage-magic
|
35
war
× 2 |
19
marijuana
|
5
weight-loss
|
0
mathematics
|
35
mortality
× 2 |
19
recreational-drugs
|
4
physical-fitness
× 2 |
0
aging
|
31
aviation
|
16
physiology
× 2 |
4
united-kingdom
|
0
common-cold
|
24
psychology
× 3 |
15
environmental-health
|
4
sport
|
0
immune-system
|
23
medical-science
× 2 |
12
personal-finance
|
4
household
|
0
life-expectancy
|
John Doucette
