Nonetheless, the clinical findings for nine AFP-cases with the isolation of E-4, E-9, E-11, E-13, E-20, E-25, EV-75 and CV-B5 had a fever at the time of the onset of paralysis accompanied by asymmetrical paralysis and residual paralysis, which mimicked polio-like illness. The gene discussed is AFP; the disease is poliomyelitis.