#### HL7 V2 ADT
Message Specifications

### Supporting Artefacts

Distribution Envelope The Distribution Envelope Specification defines the constraints to be applied to the distribution envelope when used with ITK HL7 V2 messages.
ITK v2.01 updates to HL7 V2 specifications Summary of the changes made to the HL7 V2 Specifications as part of the ITK v2.01 release.
Guidance for use of on-the-wire schemas Further guidance for use of on-the-wire schemas for building ADT message instances using XML encoding.
Conversion Tool Tool to convert pipe-and-hat encoded message instances to XML encoded and vice-versa.