Prospective warnings of potential issues when providing care to the patient. Prospective warnings of potential issues when providing care to the patient. If the element is present, it must have either a @value, an @id, or extensions Identifier assigned to the flag for external use (outside the FHIR environment). Supports basic workflow. Allows an flag to be divided into different categories like clinical, administrative etc. Intended to be used as a means of filtering which flags are displayed to particular user or in a given context. The coded value or textual component of the flag to display to the user. The patient, location, group , organization , or practitioner, etc. this is about record this flag is associated with. The period of time from the activation of the flag to inactivation of the flag. If the flag is active, the end of the period should be unspecified. This alert is only relevant during the encounter. The person, organization or device that created the flag. Active Inactive Entered in Error Indicates whether this flag is active and needs to be displayed to a user, or whether it is no longer needed or entered in error. If the element is present, it must have either a @value, an @id, or extensions