A. Williams

Motorcycle licensure, ownership, and injury crash involvement.

J F Kraus, S Arzemanian, P Zador, 1991, American journal of public health.

The effect of the 1992 California motorcycle helmet use law on motorcycle crash fatalities and injuries.

J F Kraus, D L McArthur, D. McArthur, 1994, JAMA.

Compliance with the 1992 California motorcycle helmet use law.

J F Kraus, C. Peek, J. Kraus, 1995, American journal of public health.

The effect of the 1992 California motorcycle helmet use law on motorcycle crash fatalities and injuries.

D. McArthur, C. Peek, J. Kraus, 1994, JAMA.