Epidemiology of influenza in Poland, 1947-57
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Citation
Przesmycki, Felix, Dobrowolska, Halina & Sawicki, Leon. (1959). Epidemiology of influenza in Poland, 1947-57. Bulletin of the World Health Organization, 20 (2-3), 303 - 323. World Health Organization. https://iris.who.int/handle/10665/265328