CAPITAL PUBLIC RADIO --- On its face, it might seem Dr. Fred Meyers at the UC Davis School of Medicine is looking at one very specific problem. He's studying soldiers with complex trauma, such as a serious burn combined with a head injury. But he says the method he's using — called precision medicine — could ultimately change the way doctors nationwide treat both military and civilian patients. Take the example of the burned and concussed soldier. Meyers says burn protocol calls for IV fluid, but treating a head injury requires limiting fluids, which creates a dilemma for doctors.