title: Stable and consistent genetic profile of Oka varicella vaccine virus is not linked with appearance of infrequent breakthrough cases postvaccination.
authors.forename: Ventzislav
authors.initials: V
authors.lastname: Vassilev
mesh_terms: D002644:Chickenpox / Q000517:prevention & control*; D019433:Chickenpox Vaccine / Q000009:adverse effects* / Q000235:genetics*; D004279:DNA, Viral / Q000032:analysis / Q000235:genetics; D014644:Genetic Variation; D014645:Herpesvirus 3, Human / Q000235:genetics*; D006801:Humans; D016133:Polymerase Chain Reaction; D014611:Vaccination / Q000009:adverse effects
chemical_list: D019433:Chickenpox Vaccine; D004279:DNA, Viral