The most important health test you've never heard of (and why that's about to change)

Most of medicine, when you really think about it, runs on a strange assumption: that every human body responds to every medicine in roughly the same way. This is not, it turns out, even slightly true. Here's the story of how we figured that out, why it took so long, and what to do about it now.

The most important health test you've never heard of (and why that's about to change)
Most of medicine, when you really think about it, runs on a strange assumption: that every human body responds to every medicine in roughly the same way. This is not, it turns out, even slightly true. Here's the story of how we figured that out, why it took so long, and what to do about it now.