title: Illicit drug use and problematic use in the elderly: is there a case for concern?
authors.forename: Ajit
authors.initials: A
authors.lastname: Shah
authors.forename: Jane
authors.initials: J
authors.lastname: Fountain
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D015897:Comorbidity; D017831:Diagnosis, Dual (Psychiatry); D006801:Humans; D013287:Illicit Drugs / Q000009:adverse effects; D008297:Male; D001523:Mental Disorders / Q000175:diagnosis / Q000453:epidemiology / Q000628:therapy; D008875:Middle Aged; D017063:Outcome Assessment, Health Care; D015995:Prevalence; D011379:Prognosis; D012307:Risk Factors; D019966:Substance-Related Disorders / Q000175:diagnosis / Q000453:epidemiology* / Q000628:therapy; D014481:United States / Q000453:epidemiology
chemical_list: D013287:Illicit Drugs