@type t() :: %HL7v2.Segment.PES{
  event_report_date: term(),
  event_report_source: term(),
  event_report_timing_type: term(),
  event_reported_to: term(),
  extra_fields: term(),
  sender_address: term(),
  sender_aware_date_time: term(),
  sender_comment: term(),
  sender_event_description: term(),
  sender_event_identifier: term(),
  sender_individual_name: term(),
  sender_organization_name: term(),
  sender_sequence_number: term(),
  sender_telephone: term()
}