Columbia subject headings:
Drugs--Prices--Government policy--Ecuador.
Drugs--Purchasing--Government policy--Ecuador.
Health services accessibility.
Pharmaceutical policy--Ecuador.
Social medicine--Ecuador.
Harvard subject headings:
Princeton subject headings:
Drugs--Prices--Government policy--Ecuador.
Drugs--Purchasing--Government policy--Ecuador.
Government purchasing--Ecuador.
Health services accessibility.
Pharmaceutical policy--Ecuador.
Social medicine--Ecuador.