U.S. health experts say a shortage of primary care physicians will worsen in coming years, with American medical school graduates continuing to shun family medicine in favor of more-lucrative specialized practices like cardiology and oncology. But increasing the availability of general practitioners who treat everything from strep throat to diabetes is seen as a key to improving America's health care system, preventing disease, and reducing cost. VOA's Michael Bowman spent a day with a family doctor in central Virginia who is a fierce advocate of primary care, and has this report.