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The effect of cane length and step height on muscle strength and body balance of elderly people in a stairway envir http://t.co/laVpbAc4tC
The effect of cane length and step height on muscle strength and body balance of elderly people in a stairway envir http://t.co/laVpbAc4tC
The effect of cane length and step height on muscle strength and body balance of elderly people in a stairway envir http://t.co/iVtRlosYrh
The effect of cane length and step height on muscle strength and body balance of elderly people in a stairway envir http://t.co/VwZXFqaovp