root › Viruses › Riboviria › Orthornavirae › Pisuviricota › Pisoniviricetes › Picornavirales › Picornaviridae › Ensavirinae › unclassified Ensavirinae › Enterovirus › Enterovirus coxsackiepol › Enterovirus C › Poliovirus 1 › Human poliovirus 1 strain Sabin