[Aleksey Anatolyevich Korolev (to the 50th anniversary of birthday)].
D049673:History, 20th Century; D049674:History, 21st Century; D006920:Hygiene / Q000266:history; D052756:Nutritional Sciences / Q000193:education / Q000266:history*; D012426:Russia; D012577:Schools, Medical / Q000266:history