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Serology and NAT studies

A laboratory is classified as ‘unsatisfactory’ if:

  • one or more of the core-positive or core-negative samples is not correctly determined as ‘reactive’ or ‘non-reactive’, respectively;
  • and/or the ratios interpreted from the raw data provided are not correct.

Immuno-haematology studies

A laboratory is classified as ‘unsatisfactory’ if at least one the core-positive samples is not correctly characterised/found negative.


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