title: On the species of Paramphistomum of cattle and sheep in Hungary.
mesh_terms: D000818:Animals; D002417:Cattle / Q000469:parasitology*; D006814:Hungary; D012756:Sheep / Q000469:parasitology*; D014200:Trematoda / Q000033:anatomy & histology / Q000145:classification* / Q000302:isolation & purification