title: Unusually large eggs of a Fasciola hepatica strain.
mesh_terms: D000818:Animals; D005210:Fasciola hepatica / Q000033:anatomy & histology / Q000502:physiology*; D005243:Feces / Q000469:parasitology; D005260:Female; D005860:Germany, West; D010063:Ovum / Q000166:cytology; D012756:Sheep / Q000469:parasitology*