Virus particles in "normal" chick embryos.
D000818:Animals; D001011:Aorta / Q000821:virology*; D002642:Chick Embryo; D008099:Liver / Q000821:virology*; D011200:Poultry; D011201:Poultry Diseases; D014771:Virion; D014777:Virus Diseases / Q000662:veterinary*
AORTA/virology; LIVER/virology; POULTRY/diseases; VIRUS DISEASES/veterinary