Columbia subject headings:
Harvard subject headings:
Drugs--Law and legislation--Turkey.
Drugs--Research--Turkey.
Drugs--Testing--Law and legislation--Turkey.
Human experimentation in medicine--Law and legislation--Turkey.
Princeton subject headings:
Drugs--Law and legislation--Turkey.
Drugs--Research--Turkey.
Drugs--Testing--Law and legislation--Turkey.
Human experimentation in medicine--Law and legislation--Turkey.