FactFinder1994 wrote: Now add in the additional SQI quantification for IgA & IgM to the IgG antibodies in this Israeli research below and the data becomes that much more valuable.  SQI has the true ticket to antibody immunity status.   

                                                                                 Can you judge your COVID immunity with an antibody test? Israeli research says yes timesofisrael.com • 3 min read                                                                    

"we can expect shortages of new vaccines. Relatively simple tests can help with allocations."  This makes huge sense...hope our Government takes notice.