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Basso-Beattie-Bresnahan (BBB) score in each group. SCI, spinal cord injury group; SCI+BMSC, spinal cord injury and bone marrow stromal cells transplantation group; SCI+BMSC+EX, spinal cord injury and bone marrow stromal cells transplantation with treadmill exercise group. Values are presented as mean±standard error of the mean. *P<0 .05 compared to the SCI group.
