Delibands6702 Delibands6702

22-02-2024
Health

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Inspection of school dining-room staff for typhoid carrying has been carried out. There were revealed antibodies to Vi-antigen in the blood serum of the cook. Which test has been used?
1) Complement fixation test.
2) Widal's test.
3) Indirect hemagglutination test.
4) Enzyme immunoassay.
5) Immunofluorescence test.

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