has role immunizes recipient immunizes against pathogen Hepatovirus A Salmonella enterica subsp. enterica serovar Typhi Homo sapiens combination vaccine role Salmonella typhi-Hepatitis A vaccine Hepatitis A virus-Typhoid vaccine foreign to USA A vaccine to protect individuals against infections caused by hepatitis A virus and typhoid fever bacteria. Kallan Roan Oliver He vaccine This term was used by the USA VAERS system to indicate the source, which is foreign to USA here, of the vaccine. Hepatitis A and Vi Polysaccharide typhoid vaccine foreign to USA https://www.ncbi.nlm.nih.gov/pubmed/9772328 vaccine foreign to USA licensed human hepatitis A virus vaccine licensed human salmonella typhi vaccine