Columbia subject headings:
Animal experimentation--Moral and ethical aspects.
Animal experimentation.
Vivisection--Moral and ethical aspects.
Vivisection.
Harvard subject headings:
Animal experimentation--Moral and ethical aspects
Animal experimentation.
Vivisection--Moral and ethical aspects.
Vivisection.
Princeton subject headings:
Animal experimentation--Moral and ethical aspects.
Animal experimentation.
Vivisection--Moral and ethical aspects.
Vivisection.