[49th anniversary of the Great October Revolution].
D003148:Communism / Q000266:history*; D004467:Economics / Q000266:history; D006276:Health Facility Size; D006280:Health Workforce / Q000266:history; D049673:History, 20th Century; D011635:Public Health Administration / Q000266:history*; D014586:USSR
49-ia godovshchina Velikogo Oktiabria.