MeSH definition : A family of viruses, of the order NIDOVIRALES, containing spherical virions. In contrast
to CORONAVIRIDAE, no protruding spikes are obvious on the surface.;
MeSH annotation : infection: coord IM with RNA VIRUS INFECTIONS (IM);
Wikipedia link : https://en.wikipedia.org/wiki/Arteriviridae;
A family of viruses, of the order NIDOVIRALES, containing spherical virions. In contrast
to CORONAVIRIDAE, no protruding spikes are obvious on the surface.