It has always been meaningless. It has only recently been recognized as such. A serious medical would include a cat scan. That would tell the whole picture and provide a whole lot more incentive to make corrective changes in behavior if necessary.
It has always been meaningless. It has only recently been recognized as such. A serious medical would include a cat scan. That would tell the whole picture and provide a whole lot more incentive to make corrective changes in behavior if necessary.