Tri-level accident research study. First annual report. Volume 1 of 2: program development and study data. Final report.

National Highway Traffic Safety Administration, Washington, D.C.Automobile Manufacturers Association, Detroit, Mich.Mode of access: Internet.COP: 2Author corporate affiliation: Cornell Aeronautical Laboratory, Inc., Transportation Research Department, Buffalo, N.Y.Subject code: JLBSubject code: JLISubject code: JLKSubject code: JLRSubject code: JM*DESubject code: WT