| studies on trematodes of the family heterophyidae (odhner, 1914) in iran: 1. preliminary epidemiological surveys in man and carnivores in khuzestan. | trematodes of the family heterophyidae in man and carnivores were studied in khuzestan, south-west iran. eight hundred and eleven stool samples from a population of 3400 in 13 villages in a swampy area located in central khuzestan were examined by the formalin-ether concentration technique. the following helminths were found: ascaris lumbricoides 7%, trichostrongylus spp. 53%, hookworms 4+, trichuris trichiura 5%, hymenolepis nana 12% and heterophyid spp. 8%. post-mortem examination of carnivore ... | 1981 | 7310107 |