Wallace, G. S., Seward, J. F., & Pallansch, M. A. (2014). Interim CDC Guidance for Polio Vaccination for Travel to and from Countries Affected by Wild Poliovirus. MMWR Morb Mortal Wkly Rep.
Citación estilo ChicagoWallace, Gregory S., Jane F. Seward, y Mark A. Pallansch. "Interim CDC Guidance for Polio Vaccination for Travel to and From Countries Affected By Wild Poliovirus." MMWR Morb Mortal Wkly Rep 2014.
Cita MLAWallace, Gregory S., Jane F. Seward, y Mark A. Pallansch. "Interim CDC Guidance for Polio Vaccination for Travel to and From Countries Affected By Wild Poliovirus." MMWR Morb Mortal Wkly Rep 2014.
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