Creţescu, L Detection of antibody responses to natural influenza infection or vaccination by single radial haemolysis test. [electronic resource] - Archives roumaines de pathologie experimentales et de microbiologie - 77-80 p. digital Publication Type: Journal Article ISSN: 0004-0037 Subjects--Topical Terms: Antibodies, Viral--analysisAntibody FormationHemagglutination Inhibition TestsHemolytic Plaque TechniqueHumansImmunologic TechniquesInfluenza A virus--immunologyInfluenza, Human--immunologyVaccination