Columbia subject headings:
Critical care medicine--United States--Moral and ethical aspects.
Life support systems (Critical care)--United States--Moral and ethical aspects.
Right to die--United States--Moral and ethical aspects.
Terminal care--United States--Decision making.
Harvard subject headings:
Euthanasia--United States.
Life support systems (Critical care)--Moral and ethical aspects.
Right to die--Law and legislation--United States
Terminal care--Decision making--Moral and ethical aspects.
Princeton subject headings: