title: Physico-chemical studies of three variants of Mengo virus and their constituent ribonucleates.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002845:Chromatography; D004686:Encephalomyocarditis virus; D008854:Microscopy, Electron; D012367:RNA, Viral / Q000032:analysis*; D013053:Spectrophotometry; D014461:Ultracentrifugation
chemical_list: D012367:RNA, Viral