title: C-type virus-like particles in a non-proliferating Sparganum of human host origin.
mesh_terms: D000328:Adult; D002589:Cestoda / Q000382:microbiology*; D006801:Humans; D008297:Male; D012190:Retroviridae / Q000302:isolation & purification*; D013031:Sparganosis / Q000382:microbiology; D013032:Sparganum / Q000382:microbiology* / Q000648:ultrastructure