Technical cooperation and information exchange in primary health care.
D003906:Developing Countries; D006295:Health Resources / Q000600:supply & distribution; D006801:Humans; D007221:Industry; D007255:Information Services; D007391:International Cooperation; D008962:Models, Theoretical; D011320:Primary Health Care; D013672:Technology; D014480:United Nations; D014944:World Health Organization