What is the basis for the historic tension between the powers of the federal government and powers of states in public health matters? What actions have been taken?
Refer to "Public Health Achievements in 20th Century America: Motor Vehicle Safety" on page 93 of the course text. For the prevention of motor vehicle injuries, how are responsibilities assigned or delegated among the three levels of government (federal, state, local) and among various agencies of those levels of government? Who is responsible for what?