title: Some observations on the diagnosis of an outbreak of ectromelia in 1976.
mesh_terms: D000818:Animals; D004482:Ectromelia, Infectious / Q000175:diagnosis / Q000276:immunology; D006385:Hemagglutination Inhibition Tests; D051379:Mice; D011213:Poxviridae Infections / Q000662:veterinary*; D012376:Rodent Diseases / Q000175:diagnosis* / Q000276:immunology