Poliovirus |
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| Poliovirus Type 1; Poliovirus Type 2; Poliovirus Type 3; poliovirus 1, Human; poliovirus 2, Human; poliovirus 3, Human | |
| A species of ENTEROVIRUS which is the causal agent of POLIOMYELITIS in humans. Three serotypes (strains) exist. Transmission is by the fecal-oral route, pharyngeal secretions, or mechanical vector (flies). Vaccines with both inactivated and live attenuated virus have proven effective in immunizing against the infection. | |