title: A study of outbreaks of Aujeszky's disease in cattle. I. Virological and epidemiological findings.
mesh_terms: D000818:Animals; D001921:Brain / Q000382:microbiology; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology; D003718:Denmark; D011557:Pseudorabies / Q000453:epidemiology* / Q000382:microbiology; D013116:Spinal Cord / Q000382:microbiology