Okla. Admin. Code § 310:667-23-1
The hospital shall have diagnostic and treatment services available to patients, either on site or by arrangement. Each service shall have written policies and procedures including, but not limited to, the following:
Added at 12 Ok Reg 1555, eff 4-12-95 (emergency)
Added at 12 Ok Reg 2429, eff 6-26-95
Amended at 20 Ok Reg 1664, eff 6-12-03