This issue will address health care issues and clinical implications of rural and other medically underserved priority populations. The Agency for Health Care Research and Quality identified priority populations to include rural residents, racial and ethnic minorities, low income groups, women, children, older adults, and other individuals who may require chronic care.? The editors identified a need for articles focusing on priority populations to help further understand health implications of health disparities among specific populations. A main focus is on identifying useful clinically...