
Micrografia electrònica de virus “corona” produït per June Almeida en 1966. En [June D. Almeida and D.A.J. Tyrrell,Tyrrell,
The Morphology of Three Previously Uncharacterized Human Respiratory Viruses that Grow in Organ Culture,
Journal of General Virology, vol. 1, no. 2 (1967) 175-178]. Imagen: Wikimedia Commons.