Morphological and quantitative comparison between infectious and non-infectious forms of influenza virus.
D000818:Animals; D001921:Brain; D002642:Chick Embryo; D004583:Electrons; D004912:Erythrocytes; D051379:Mice; D008853:Microscopy; D008854:Microscopy, Electron; D009975:Orthomyxoviridae; D014771:Virion
INFLUENZA VIRUSES; MICROSCOPY, ELECTRON