Psychoactive drug use and potential misuse among persons aged 55 years and older.
D000367:Age Factors; D000368:Aged; D004363:Drug Utilization; D005006:Ethnicity; D005260:Female; D006801:Humans; D007182:Income; D008297:Male; D008875:Middle Aged; D011619:Psychotropic Drugs; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000453:epidemiology*; D013781:Texas; D013997:Time Factors
D011619:Psychotropic Drugs