http://fhir.patientsknowbest.com/structuredefinition/privacy-override-change-date
https://www.hl7.org/fhir/STU3/structuredefinition.html
description
This represents the point in time when the privacy label of a data point was changed (i.e. a privacy override was provided).
See the manual for more information about how to change the privacy label of a data point.
type
Extension
element type
Reference