Okla. Stat. tit. 43A, § 5-311
The admission procedure prescribed by the Mental Hospital Voluntary Admission Procedures Act shall be cumulative to the procedures prescribed by other provisions of law. Nothing herein shall affect the admission procedures prescribed by other provisions of law.
Laws 1963, SB 210, c. 81, § 9, emerg. eff. May 21, 1963; Amended by Laws 1986, HB 2021, c. 103, § 75, eff. November 1, 1986; Renumbered from 43A O.S. § 559 by Laws 1986, HB 2021, c. 103, § 103, eff. November 1, 1986.