1. Variation in methods for health information management among U.S. substance abuse treatment centers: 2017 Author(s): Barker, Wesley, authorChristian Johnson, MPH, author Publication: Washington, DC : U.S. Department of Health and Human Services, Office of the National Coordinator for Health Information Technology, July 2020 Subject(s): Electronic Health Records -- statistics & numerical dataHealth Information Management -- methodsInformation Dissemination -- methodsSubstance Abuse Treatment Centers -- statistics & numerical dataUnited StatesUnited States. Department of Health and Human Services.