The problem of human geohelminthoses and the prospects for their biological control.
D000818:Animals; D004463:Ecology; D006373:Helminthiasis / Q000453:epidemiology* / Q000517:prevention & control; D006376:Helminths / Q000254:growth & development / Q000502:physiology*; D006790:Host-Parasite Interactions; D006801:Humans; D010572:Pest Control, Biological; D015047:Zoonoses / Q000469:parasitology*