Thread by @zbinney_NFLinj: The FDA has approved the first antibody test for COVID-19, from Cellex. It theoretically tells you if you've had it & are, as far as we…

Thread by @zbinney_NFLinj: The FDA has approved the first antibody test for COVID-19, from Cellex. It theoretically tells you if you've had it & are, as far as we…: Thread by @zbinney_NFLinj: The FDA has approved the first antibody test for COVID-19, from Cellex. It theoretically tells you if you've had ias far as we know, immune for some time. Sensitivity is 93.8%, specificity 95.6%. Sounds great, right? Well, sort…