A party may obtain without the required showing a statement concerning the action or its subject matter previously made by that party. Upon request, a person not a party may obtain without the required showing a statement concerning the action or its subject matter previously made by that person. If the request is refused, the person may move for a court order. The provisions of Rule
37
(a)(4) apply to the award of expenses incurred in relation to the motion. For purposes of this paragraph, a statement previously made is