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The standard was created by the Health Level Seven International (HL7) health-care standards organization. FHIR builds on previous data format standards from HL7, like HL7 version 2.x and HL7 version 3.x.
The HL7 version 3 standard has the aim to support all healthcare workflows. [8] Development of version 3 started around 1995, resulting in an initial standard publication in 2005. The v3 standard, as opposed to version 2, is based on a formal methodology (the HDF) and object-oriented principles. RIM - ISO/HL7 21731
HL7 was founded in 1987 to produce a standard for the exchange of data with hospital information systems.Donald W. Simborg, the CEO of Simborg Systems took the initiative to create the HL7 organization with the aim to allow for wider use of its own exchange protocol (known as the StatLAN protocol, originally defined at the University of California, San Francisco in the late 1970s).
HL7 (HL7v2, C-CDA) – a standardized messaging and text communications protocol between hospital and physician record systems, and between practice management systems; Fast Healthcare Interoperability Resources (FHIR) – a modernized proposal from HL7 designed to provide open, granular access to medical information
The HL7 standards development organisation is based in America and oversees the development of the HL7 standard. HL7 current work programme includes: HL7 Version 2 (including HL7 V2.1, HL7 V2.2, HL7 V2.3, HL7 V2.3.1, HL7 V2.4 and HL7 V2.5) HL7 Version 3 (including HL7 Reference Information Model) electronic health record
The HL7 Clinical Document Architecture (CDA) is an XML-based markup standard intended to specify the encoding, structure and semantics of clinical documents for exchange. In November 2000, HL7 published Release 1.0. The organization published Release 2.0 with its "2005 Normative Edition". [1]
In the US, one “standard” drink contains roughly 14 grams of pure alcohol. That equals about 12 ounces of regular beer (at 5% alcohol; some light beers have less) or 5 ounces of wine (at 12% ...
The FHIR standard is a free, open standard. HL7 covers the needs of a broad audience in healthcare: 2,300+ members, including approximately 500 corporate members who represent more than 90% of the information systems vendors serving healthcare. HL7 is run by volunteers and has been making standards, like FHIR, since 1987.