Development of scientific research in Poland.
D000047:Academies and Institutes; D004467:Economics; D004782:Environmental Health; D005380:Financing, Government; D005525:Food-Processing Industry; D049673:History, 20th Century; D011044:Poland; D012106:Research / Q000266:history*; D012109:Research Support as Topic; D013672:Technology; D014495:Universities