Senile deterioration of the central nervous system; a clinical study.
D000375:Aging; D035843:Biomedical Research; D002490:Central Nervous System; D002492:Central Nervous System Depressants; D005853:Geriatrics / Q000473:pathology*; D006801:Humans
D002492:Central Nervous System Depressants
GERIATRICS/pathology; NERVOUS SYSTEM, CENTRAL/aging