title: Clinical and immunologic observations on two lines of attenuated measles vaccine virus upon passage in chick embryo cell culture.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D002642:Chick Embryo; D002648:Child; D002681:China; D006801:Humans; D008457:Measles / Q000276:immunology / Q000382:microbiology; D008458:Measles Vaccine / Q000009:adverse effects / Q000032:analysis*; D008459:Measles virus / Q000472:pathogenicity*; D014613:Vaccines, Attenuated / Q000032:analysis*; D014774:Virulence; D014776:Virus Cultivation
chemical_list: D008458:Measles Vaccine; D014613:Vaccines, Attenuated