My ‘trial’ vaccine dose was the real thing

In a randomized, double-blind study that uses a placebo as a control group, you don’t know from the onset whether you received the substance under scrutiny or an innocuous, salt-water shot that looks like it could be the real thing. It’s either all or nothing – 50/50. You’re protected from the ravages of COVID-19, or […]

Click to read the full article @Tri-State Defender