title: Ethics.
authors.affiliation: Georgetown University, Washington, DC.
authors.forename: E D
authors.initials: ED
authors.lastname: Pellegrino
mesh_terms: D016223:Advance Directives; D004992:Ethics, Medical; D006801:Humans; D033181:Information Dissemination; D016224:Living Wills; D028681:Moral Obligations; D010344:Patient Advocacy; D018570:Risk Assessment