I came here to say "sure. But what's the control group," and "this would be more interesting if 100% of non-long-covid sufferers didn't have the antibody." Int

I came here to say "sure. But what's the control group," and "this would be more interesting if 100% of non-long-covid sufferers didn't have the antibody." Interesting work, but this seems like only the first half of the experiment. Would love to see the data when the experiment is completed.