@type t() :: %HL7v2.Segment.DRG{
  confidential_indicator: term(),
  diagnostic_related_group: term(),
  drg_approval_indicator: term(),
  drg_assigned_date_time: term(),
  drg_grouper_review_code: term(),
  drg_payor: term(),
  drg_transfer_type: term(),
  extra_fields: term(),
  outlier_cost: term(),
  outlier_days: term(),
  outlier_reimbursement: term(),
  outlier_type: term()
}