. "0"^^ . "injury to the brain caused by a blow; usually resulting in loss of consciousness"@en-us . . "07411490-n"^^ . . "106957993"@en-us . . . . . . . . . . . . . "concussion"@en-us . . . . . . . "0.5"^^ . "concussion"^^ . "105516232"@en-us . "107411490"^^ . . . . . . . . "injury to the brain caused by a blow; usually resulting in loss of consciousness"@en-us . . .