No cells are lighting up. His brain is clean. It is not neurological.
Our tag must not have penetrated the blood-brain barrier. Don't use an IV this time; get it right into the brain.
[SEP] Our tag must not have penetrated the blood-brain barrier. Don't use an IV this time; get it right into the brain. [SEP] No cells are lighting up. His brain is clean. It is not neurological.