A murine model of intranasal immunization to assess the immunogenicity of attenuated Salmonella typhi live vector vaccines in stimulating serum antibody responses to expressed foreign antigens.
Vaccine. 1997 Apr-May;15(6-7):700-8. doi: 10.1016/s0264-410x(96)00227-7.
Vaccine. 1997.
PMID: 9178472