The United States Health Information Knowledgebase (USHIK) is an on-line, publicly accessible registry and repository of healthcare related data, metadata, and standards. USHIK is funded and directed by...

Overview: A national survey about the provision and use of ambulatory medical care services in the United States Findings are based on a sample of visits to non-federal...

Overview: Information on health risk behaviors, preventive health practices, and health care access primarily related to chronic disease and injury Claimed to be world’s largest, on-going telephone health...