title: Need for new methods to study delirium.
authors.forename: P
authors.initials: P
authors.lastname: Regal
mesh_terms: D003693:Delirium / Q000175:diagnosis* / Q000453:epidemiology*; D003704:Dementia / Q000175:diagnosis* / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D010343:Patient Admission