title: Ethics: physicians and patients both face tough decisions.
authors.forename: N B
authors.initials: NB
authors.lastname: Cummings
mesh_terms: D016223:Advance Directives; D000368:Aged; D004992:Ethics, Medical; D015276:Health Care Rationing; D006801:Humans; D007676:Kidney Failure, Chronic / Q000628:therapy*; D010817:Physician-Patient Relations; D006435:Renal Dialysis