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Medical Definition of Typhoid vaccine
1. A suspension of Salmonella typhi inactivated either by heat or by chemical (acetone) with an added preservative; in the U.S., the combined typhoid and paratyphoid A and B vaccine's have been largely replaced by the monovalent typhoid vaccine because of the lack of evidence of effectiveness of paratyphoid A and paratyphoid B ingredients. (05 Mar 2000)
Lexicographical Neighbors of Typhoid Vaccine
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