Pallansch, M. A. (2018). Ending Use of Oral Poliovirus Vaccine — A Difficult Move in the Polio Endgame. N Engl J Med.
Citação norma ChicagoPallansch, Mark A. "Ending Use of Oral Poliovirus Vaccine — A Difficult Move in the Polio Endgame." N Engl J Med 2018.
MLA CitationPallansch, Mark A. "Ending Use of Oral Poliovirus Vaccine — A Difficult Move in the Polio Endgame." N Engl J Med 2018.
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