"Transportation Research Institute, Oregon University." . . "Insurance Claim Reports." . . "Public Transportation Systems." . . "Handicapped Persons." . . . . "Wheelchairs." . . . . . . . . . . . . "A study of the human factors in public transportation safety"@en . . . . . "A study of human factors in public transportation safety"@en . . . . "A study of the human factors in public transportation safety. Final report"@en . . . . . . . . . . . . . . . "Old Aged Adults." . . "Human Static Dimensions/ Human Body Size." . . "Transportation Safety." . .