A human factors approach to the assessment of the mobility of blind pedestrians.
D000818:Animals; D001766:Blindness / Q000534:rehabilitation*; D004455:Echolocation; D006804:Ergonomics; D005069:Evaluation Studies as Topic; D005684:Gait; D006801:Humans; D007834:Lasers; D008124:Locomotion; D009043:Motor Activity; D012682:Sensory Aids; D013315:Stress, Psychological