Columbia subject headings:
Harvard subject headings:
Human cloning--Research--Law and legislation--United States.
Human genetics--Research--Moral and ethical aspects--United States.
Medicine--Research--Moral and ethical aspects--United States.
Princeton subject headings:
Cloning--Moral and ethical aspects--United States.
Human genetics--Research--Moral and ethical aspects--United States.
Medicine--Research--Moral and ethical aspects--United States.