Subject
Traffic safety
11
Drunk driving Prevention
5
Traffic police
5
Emergency medical services
3
Police Personnel management
3
Youth Alcohol use Prevention
3
Drunk driving Investigation
2
Teenagers Alcohol use Prevention
2
Traffic regulations
2
Traffic safety Planning
2
Traffic safety Study and teaching
2
Traffic safety Study and teaching (Secondary)
2
African Americans Alcohol use Prevention
1
Airplane ambulances
1
Alcoholism Study and teaching
1
Ambulance drivers Certification
1
Automobile driver education (Secondary)
1
Automobile drivers
1
Automobile drivers' records Identification
1
Automobiles Crashworthiness States
1
Automobiles Safety measures
1
Automobiles Seat belts
1
Automobiles Speed Safety regulations
1
Automobiles Tires Grading
1
Bicycles Safety measures
1
CPR (First aid)
1
Child restraint systems in automobiles
1
Commercial vehicles Safety regulations
1
Communication in emergency medicine States
1
Crash injuries Data processing
1
Crash injuries Research States
1
Customs administration
1
Drinking age Law and legislation
1
Drinking and traffic accidents
1
Drinking and traffic accidents Prevention
1
Emergency communication systems States
1
Emergency medical personnel
1
Emergency medical services Communication systems
1
Emergency medical services Public opinion
1
Emergency medical services States Communication systems
1
Emergency medical technicians
1
Exercise for older people
1
First aid in illness and injury
1
Foreign trade regulation
1
Helicopter ambulances
1
Juvenile courts
1
Juvenile delinquency Prevention
1
Juvenile justice, Administration of
1
Law enforcement
1
Medical care
1
more ...