title: Studies on the dynamics and spatial structure of helminthocoenosis in an isolated population of Microtus arvalis (Pallas, 1778) (Rodentia).
mesh_terms: D000367:Age Factors; D000818:Animals; D009348:Nematoda / Q000254:growth & development; D010270:Parasite Egg Count; D012377:Rodentia / Q000469:parasitology*