On 7 July 2021 the CDC updated their “Instructions for Use” of RT-PCR Covid tests. This was the exact date the CDC notified clinical laboratories and testing sites performing Covid testing of the withdrawal of Emergency Use Authorisation (“EUA”) from 31 December 2021 and to begin a transition to another FDA-authorised Covid test.Page 40 of the Instructions for Use of the PCR test states (emphasis our own):“Since no quantified virus isolates of the 2019-nCoV were available for CDC use at the time the test was developed and this study conducted, assays designed for detection of the 2019-nCoV RNA were tested...