TY - RPRT TI - Executive system dysfunction in the aged monkey: spatial and object reversal learning. AU - Z C Lai AU - M B Moss AU - R J Killiany AU - D L Rosene AU - J G Herndon DO - 10.1016/0197-4580(95)02014-4 UR - https://pubmed.ncbi.nlm.nih.gov/8622786/ ID - 8622786 ER -