Description: English: Electron microscopy images of thin sections and partially purified virions from cells infected with coronavirus. Electron microscopy images of concentrated Transmissible gastroenteritis coronavirus (TGEV). Date: 1 August 2002. Source:
https://wwwnc.cdc.gov/eid/article/8/8/02-0042_article. Author: Cristina Riquelme, David Escors, Javier Ortego, Carlos M. Sanchez, Branislava Uzelac-Keserovic, Konstantin Apostolov, and Luis Enjuanes.
