*\[[PATREG-122](https://gazelle.ihe.net/jira/browse/PATREG-122)\] [Patient Registry] Patient X-Ref Search on identifier
*\[[PATREG-123](https://gazelle.ihe.net/jira/browse/PATREG-123)\] [Patient-Registry] Patient X-Ref Search on domain
## Task
*\[[PATREG-124](https://gazelle.ihe.net/jira/browse/PATREG-124)\] [Patient Registry] Patient X-Ref Model and Search API
*\[[PATREG-125](https://gazelle.ihe.net/jira/browse/PATREG-125)\] [Patient Registry] Patient X-Ref Search GITB Web Service
*\[[PATREG-139](https://gazelle.ihe.net/jira/browse/PATREG-139)\] [Patient Registry] Implement the service on X-ref Query with Identifier
*\[[PATREG-157](https://gazelle.ihe.net/jira/browse/PATREG-157)\] [Patient Registry] Add targetDomains Server and Client to Webservice For Search on X-ref
*\[[PATREG-158](https://gazelle.ihe.net/jira/browse/PATREG-158)\] [Patient Registry] Add targetDomains to Service for X-ref search query
*\[[PATREG-159](https://gazelle.ihe.net/jira/browse/PATREG-159)\] [PatientRegistry] Implement DAO For targetDomains
*\[[PATREG-162](https://gazelle.ihe.net/jira/browse/PATREG-162)\] [Patient Registry] Implement Java Webservice Client for X-ref search on Identifier