Health
What Is a Clinical Trial?
A clinical trial is a carefully designed research study that tests whether a medical treatment is safe and works in people. Here are the phases and how they work.
A clinical trial is a carefully designed research study that tests whether a medical treatment is safe and works in people. Here are the phases and how they work.
The phrase gets used loosely. Its real meaning is narrower, more careful, and more useful than the marketing version suggests.