title: Direct immuno-electron microscopy and some morphological features of hog cholera virus.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D006691:Classical Swine Fever / Q000382:microbiology*; D005455:Fluorescent Antibody Technique; D008854:Microscopy, Electron; D013552:Swine; D014713:Viruses, Unclassified