E E Da-Silva

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This study reports a type 1 poliovirus strain isolated in Brazil from a case classified as vaccine-associated paralytic poliomyelitis (VAPP). After serotyping of the viral isolate with hyperimmune(More)
Eight strains of P3/Sabin-related polioviruses were analyzed; four from persistent paralytic poliomyelitis cases classified as vaccine associated, one from a transient paralysis case classified as(More)
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