How a Clerical Error Produced a Medical Breakthrough
Quack. Charlatan. Crazy. Those insults and worse were hurled over the centuries at doctors who defied conventional medical wisdom. Any physician bold enough to buck the Medical 
Establishment could expect to feel its fury.
Yet sometimes those same “quacks” were responsible for major scientific advances. Doctor John Sappington was one of them. And because of a misunderstood order, he brought healing to thousands of ailing Americans, many of whom otherwise would have died.
Here’s how it happened. Continue reading
