is_about mental disorder central nervous system memory performance true Is a quantification of a subject's activities involved in the mental information processing system that receives (registers), modifies, stores, and retrieves informational stimuli. Memory performance is typically assessed by some clinical memory test and is used in the diagnosis of diseases such as Alzheimer's disease. Helen Parkinson http://purl.bioontology.org/ontology/SNOMEDCT/363888004 SNOMEDCT:363888004 mental or behavioural disorder biomarker