@type t() :: %HL7v2.Segment.PEO{
  cause_of_death: term(),
  confirmation_provided_by: term(),
  event_description_from_autopsy: term(),
  event_description_from_others: term(),
  event_description_from_patient: term(),
  event_description_from_practitioner: term(),
  event_ended_data_time: term(),
  event_exacerbation_date_time: term(),
  event_expected: term(),
  event_from_original_reporter: term(),
  event_identifiers_used: term(),
  event_improved_date_time: term(),
  event_location_occurred_address: term(),
  event_onset_date_time: term(),
  event_outcome: term(),
  event_qualification: term(),
  event_serious: term(),
  event_symptom_diagnosis_code: term(),
  extra_fields: term(),
  patient_outcome: term(),
  primary_observer_address: term(),
  primary_observer_aware_date_time: term(),
  primary_observer_name: term(),
  primary_observer_telephone: term(),
  primary_observers_identity_may_be_divulged: term(),
  primary_observers_qualification: term()
}