1. Use of certified health IT and methods to enable interoperability by U.S. non-federal acute care hospitals: 2019 Author(s): Johnson, Christian, MPH (based on t.p. from bib 9918317680206676), authorPylypchuk, Yuriy, author Publication: Washington, DC : U.S. Department of Health and Human Services, Office of the National Coordinator for Health Information Technology, February 2021 Subject(s): Electronic Health RecordsHealth Information Interoperability -- trendsHospitalsInformation DisseminationHealth Information Interoperability -- legislation & jurisprudenceUnited StatesUnited States. Department of Health and Human Services