title: Immunogenicity of smallpox vaccines prepared from strains of different reactogenicity.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000032:analysis; D000917:Antibody Formation; D004305:Dose-Response Relationship, Drug; D006801:Humans; D006814:Hungary; D007223:Infant; D051379:Mice; D008815:Mice, Inbred Strains; D009500:Neutralization Tests; D012044:Regression Analysis; D012900:Smallpox Vaccine; D013045:Species Specificity; D014611:Vaccination; D014615:Vaccinia / Q000517:prevention & control; D014616:Vaccinia virus / Q000276:immunology / Q000472:pathogenicity*; D014774:Virulence
chemical_list: D000914:Antibodies, Viral; D012900:Smallpox Vaccine