Ethical and legal barriers to futility policies.
D026686:Beneficence; D018864:Cultural Diversity; D034462:Dissent and Disputes; D028741:Ethics Committees, Clinical; D004992:Ethics, Medical; D006126:Group Processes; D006801:Humans; D007883:Legislation, Medical; D018447:Medical Futility; D016134:Organizational Policy; D010344:Patient Advocacy; D026684:Personal Autonomy; D010817:Physician-Patient Relations; D040841:Resource Allocation; D012945:Social Values; D013315:Stress, Psychological; D014481:United States; D035862:Vulnerable Populations; D028761:Withholding Treatment