| http://www.w3.org/ns/prov#value | - In designating the experiment, it was important to accomplish two things: (1) to mimic a real life situation for the experimental tasks, and (2) to obtain enough information from normal subjects (i.e., subjects who were free of existing back pain and subjects with no back abnormalities such as scoliosis) to permit statistical analysis of the two experimental conditions (wearing the lumbar suppor
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