Appointment Preferences (APR) segment -- HL7v2 v2.5.1.
Contains preferences for scheduling appointments. 5 fields per HL7 v2.5.1 specification.
@type t() :: %HL7v2.Segment.APR{ extra_fields: term(), filler_override_criteria: term(), location_selection_criteria: term(), resource_selection_criteria: term(), slot_spacing_criteria: term(), time_selection_criteria: term() }