<unk>  is the name of a group of six serotypes of pathogenic enteroviruses that trigger illness ranging from mild gastrointestinal distress to full-fledged pericarditis, myocarditis, pericardial effusion, pleurodynia and hepatitis.
Coxsackie B
Coxsackie A virus
Eastern equine encephalitis virus
Coxsackie virus
Enterovirus 68
West nile virus
BK virus
Rubella virus