This chapter shall not apply to hospitals, nursing homes, sanitaria, the YMCA or YWCA, or other establishments where 80% of the gross receipts are derived from sources other than massage activities, or to persons holding an unrevoked certificate to practice the healing arts under state law, or to persons working under the direction of any such persons or in any such establishments.
('75 Code, § 14-82) (Ord. 4251, passed 10-29-73)