The document discusses five quality data sources from the 2017 National Healthcare Quality and Disparities Report. It provides details on each data source such as the primary content collected, target population, demographic data included, frequency of data collection, and whether it is a primary or secondary source. The sources discussed are the National Health and Nutrition Examination Survey, Behavioral Risk Factor Surveillance System, National Ambulatory Medical Care Survey, National Consumer Assessment of Healthcare Providers and Systems Benchmarking Database, and National Health Interview Survey.