Health costs & financing and the work of WHO.
D003365:Costs and Cost Analysis; D003625:Data Collection / Q000379:methods; D003906:Developing Countries; D005381:Financing, Organized / Q000379:methods*; D006285:Health Planning; D006296:Health Services / Q000191:economics*; D011320:Primary Health Care / Q000191:economics; D014944:World Health Organization