@startuml
skinparam sequenceArrowThickness 2
skinparam roundcorner 5
skinparam maxmessagesize 180
skinparam sequenceParticipant bold
title Match Patient
actor "Integrating application user" as User #CornflowerBlue
participant "Integrating application" as A #CornflowerBlue
participant "<FHIR API> NHI" as B #CornflowerBlue
participant "NHI MDM" as C #CornflowerBlue
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User -> A: Provide resource with Patient details
activate A
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A -> B: POST<Endpoint>/Patient/$match (onlyCertainMatches set to False)
activate B
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B -> B: Validate[]
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B -> C: Request
activate C
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C -[dashed]-> B:  
deactivate C
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B -[dashed]-> A :Return bundle of patient records.
deactivate B
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A -> User: Displays patient records
deactivate A
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@enduml