title: Three variants of foot-and-mouth disease virus type O: agar gel diffusion reactions.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000302:isolation & purification; D005537:Aphthovirus / Q000145:classification / Q000276:immunology* / Q000302:isolation & purification; D002417:Cattle; D002478:Cells, Cultured; D006224:Cricetinae; D006041:Goats; D006168:Guinea Pigs; D005779:Immunodiffusion; D007668:Kidney; D014776:Virus Cultivation
chemical_list: D000956:Antigens, Viral