# Query Health Worker and/or Facility Records Workflow
*\*\**Workflow for a point of service application to query the Info Manager for health workers, facilities and/or the services provided by each.
| **Workflow Maturity** | 
Maturing
| - Workflow is defined and ARB Approved
- Workflow is supported by CSD IHE standards\*
|
| ----------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| Standards\* | | Care Services Discovery (CSD): ftp\://ftp.ihe.net/DocumentPublication/CurrentPublished/ITInfrastructure/IHE\_ITI\_Suppl\_CSD.pdf |
| Assumptions and Prerequisites | | None |
| Actors | | - IL = Interoperability Layer to handle data governance and security issues, CSD Services Finder
- POS = Point of Service Application, CSD Services Finder
- ILR InfoMan = Interlinked Registries CSD InfoManager
- HWR = Health Worker Registry HWR, CSD Services Directory
- FR = Facility Registry FR, CSD Services Directory
|
## **Interaction Description**
The following is a description of the interaction steps. *\*\**
| **#** | **Interaction** | **Data / Notes** | **Transaction Options** |
| ----- | ------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------ |
| 0 | Initiated according to timing set by jurisdiction | HTTP GET Request. No query parameters required. | |
| 1 | Request Added / Updated facilities | POST SOAP wrapped message with last time service directory was polled | \[ITI-74] Query for Updated Services Transaction |
| 2 | Return Added / Updated facilities | SOAP wrapped CSD document with updates to services (facilities) | \[ITI-74] Query for Updated Services Transaction |
| 3 | Request Added / Updated Providers | SOAP wrapped message with last time service directory was polled | \[ITI-74] Query for Updated Services Transaction |
| 4 | Return Added / Updated Providers | SOAP wrapped CSD document with updates to services (health workers) | \[ITI-74] Query for Updated Services Transaction |
| 5 | Merge Facilities and Providers | (Optional)
Merge caches of FR and HWR according to jurisdiction specific data governance/conflict resolution policy
| |
| 6 | Merge response | HTTP 200 Response on success.
HTTP 500 Response on failure
| |
| 7 | Find Matching Services Request | POST careServicesRequest document defined in CSD.xsd | \[ITI-73] Find Matching Services (Ad-Hoc and Stored) |
| 8 | Ensure PoS has access rights | @uuid attribute in careServicesRequest document for stored queries is used for validation | Validation is defined according to country specific
Data governance policies in accessing the InfoMan
|
| 9 | XQuery for content | POST careServicesRequest document defined in CSD.xsd | \[ITI-73] Find Matching Services (Ad-Hoc and Stored) |
| 10 | Return content | Result of executing stored referencced by uuid/ad-hoc xquery. Usually a CSD document but can have any content-type depending on the query requested. | \[ITI-73] Find Matching Services (Ad-Hoc and Stored) |
| 11 | Find Matching Services Response | Result of executing stored referencced by uuid/ad-hoc xquery. Usually a CSD document but can have any content-type depending on the query requested. | \[ITI-73] Find Matching Services (Ad-Hoc and Stored) |