title: Studies on schistosomiasis. 5. Sampling methods for estimating the numbers of cercariae in suspension with special reference to the infestation of experimental animals.
mesh_terms: D000704:Analysis of Variance; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology*; D005898:Glass; D007814:Larva; D008251:Macaca; D008722:Methods; D002679:Pan troglodytes; D010274:Parasitology / Q000295:instrumentation; D012547:Schistosoma; D012552:Schistosomiasis / Q000209:etiology / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000209:etiology*; D012825:Silicon; D013223:Statistics as Topic
chemical_list: D012825:Silicon