Ключевые слова: adult, amputated, amputee, athlete, cane, care, casual, caucasian, city, crossing, crutch, crutches, difficult, difficulty, disability, disabled, equipment, exclusion, field, foot, gray, handicapped, health, holiday, human, injury, leg, leisure, male, man, marathon, medicine, nature, old, outdoor, outdoors, outside, park, people, prosthetic, rehab, rehabilitation, road, studio, summer, walk, walking, zebra,