Columbia subject headings:
Death--Proof and certification.
Death.
Right to die--Moral and ethical aspects.
Suicide--Moral and ethical aspects.
Terminal care--Moral and ethical aspects.
Harvard subject headings:
Death--Proof and certification
Death.
Right to die--Moral and ethical aspects
Right to die.
Suicide
Suicide--Moral and ethical aspects
Terminal care--Moral and ethical aspects
Terminal care--Religious aspects
Princeton subject headings: