SenО.М., SaliyО.О., Mazurkevych, V.I. and Sobko, Y.A. 2020. Immunogenicity and duration of immunity of the polyvalent vaccine against chicken salmonellosis . Regulatory Mechanisms in Biosystems. 11, 4 (Nov. 2020), 506-512. DOI:https://doi.org/10.15421/022077.