Columbia subject headings:
Death--Religious aspects--Catholic Church.
Euthanasia--Moral and ethical aspects--Congresses.
Euthanasia--Religious aspects--Catholic Church--Congresses.
Right to die--Moral and ethical aspects--Congresses.
Right to die--Religious aspects--Catholic Church--Congresses.
Harvard subject headings:
Christian ethics--Catholic authors--Congresses
Euthanasia--Moral and ethical aspects--Congresses.
Euthanasia--Religious aspects--Catholic Church--Congresses.
Princeton subject headings: