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ResearchInfluenzaHemagglutinationInfectionOrthomyxovirusVirus DiseasesDiseaseInfluenza VirusOrthomyxoviridaeHemagglutininVirologyHydrogen-Ion ConcentrationAntigensYellow FeverFoot-and-Mouth Disease VirusFoot and Mouth Disease VirusDemonstrationNeuraminic AcidComplement Fixation TestsVegetables
vol.7 (1956)
vol.6 (1955)