title: Letter: Demonstration of virus particles in intestinal contents of calves with diarrhoea.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D003967:Diarrhea / Q000382:microbiology / Q000662:veterinary*; D007422:Intestines / Q000382:microbiology*; D008854:Microscopy, Electron; D014780:Viruses / Q000302:isolation & purification*