In view of the property right of the hospital or physician's office in its records, original records may be withdrawn after introduction into evidence and copies substituted unless otherwise directed by the court, judge, officer, body, or tribunal conducting the hearing. The custodian may prepare copies of original records in advance of testifying for the purpose of making substitution of the original record, and the reasonable charges for making the copies shall be borne by the party requesting the subpoena. If copies are not prepared in advance, they can be made and substituted at any time after introduction of the original record, and the reasonable charges for making the copies shall be borne by the party requesting the subpoena.