title: [Geohelminthiases in the Russian Federation].
mesh_terms: D000818:Animals; D006373:Helminthiasis / Q000453:epidemiology* / Q000266:history / Q000517:prevention & control*; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D012426:Russia / Q000453:epidemiology