Okla. Stat. tit. 63, § 63-1-739: Records

All hospitals shall keep records, including admission and

discharge notes, histories, results of tests and examinations,

nurses worksheets, social service records and progress notes of

patients. All abortion facilities and hospitals in which abortions

are performed shall also keep certifications of medical necessity,

certifications of nonviability, certifications of nonavailability,

abortion reports and complication reports as required in this act.

Such records shall be maintained in the permanent files of the

hospital for a period of not less than seven (7) years.