§704-401 Evidence of physical or mental disease, disorder, or defect admissible when relevant to state of mind. Evidence that the defendant was affected by a physical or mental disease, disorder, or defect is admissible whenever it is relevant to prove that the defendant did or did not have a state of mind that is required to establish an element of the offense. [L 1972, c 9, pt of §1; am L 2006, c 230, §5]