title: [Antigenic analysis and ultrastructure of the Rickettsia-like organism isolated from Stellantchasmus falcatus (author's transl)].
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000302:isolation & purification*; D012281:Rickettsia / Q000276:immunology* / Q000302:isolation & purification / Q000648:ultrastructure; D014200:Trematoda / Q000382:microbiology*
chemical_list: D000942:Antigens, Bacterial