The need for quality improvement and for cost saving are driving both individual choices and health system dynamics. The health services research that we need t

This User’s Guide is intended to support the design, implementation, analysis, interpretation, and quality evaluation of registries created to increase unders

In the realm of health care, privacy protections are needed to preserve patients' dignity and prevent possible harms. Ten years ago, to address these concerns a

Determinants of health - like physical activity levels and living conditions - have traditionally been the concern of public health and have not been linked clo

Each year, more than 33 million Americans receive health care for mental or substance-use conditions, or both. Together, mental and substance-use illnesses are