title: [Evolution of vaccine poliovirus strains].
abstract: The paper considers different aspects of the molecular evolution of poliovirus vaccine strains: mutational and recombinant variability; mechanisms of fixation of occurring genetic changes. Matters concerning the policy of vaccination of the population against poliomyelitis are covered.
authors.forename: M L
authors.initials: ML
authors.lastname: Iakovenko
authors.forename: E A
authors.initials: EA
authors.lastname: Korotkova
mesh_terms: D019143:Evolution, Molecular; D016679:Genome, Viral; D009154:Mutation; D011051:Poliomyelitis / Q000517:prevention & control; D017955:Poliovirus / Q000235:genetics*; D011055:Poliovirus Vaccine, Oral / Q000235:genetics*; D011995:Recombination, Genetic
chemical_list: D011055:Poliovirus Vaccine, Oral