[Sanitary-helminthologic studies in assessment of the sanitary state of the environment].
D004782:Environmental Health; D006373:Helminthiasis / Q000517:prevention & control*; D006801:Humans; D006920:Hygiene
Sanitarno-gelmintologicheskie issledovaniia pri otsenke sanitarnogo sostoianiia vneshneĭ sredy.