(n) :
Any of the family Picornaviridae of RNA viruses, many of which are pathogenic, causing diseases such as polio, foot-and-mouth disease, and many varieties of the common cold.
(n) :
Any of the family Picornaviridae of RNA viruses, many of which are pathogenic, causing diseases such as polio, foot-and-mouth disease, and many varieties of the common cold.