title: Living wills: past, present, and future.
authors: E J
authors: EJ
authors: Emanuel
authors: L L
authors: LL
authors: Emanuel
mesh_terms: D001294:Attitude to Health; D001927:Brain Diseases; D005544:Forecasting; D005568:Forms and Records Control; D016224:Living Wills / Q000639:trends*; D012945:Social Values; D009927:Tissue and Organ Procurement; D014481:United States; D028761:Withholding Treatment