7-34-2123. Admission to district hospital facilities. Such a hospital district must admit persons to its facilities without regard to race, color, or sex. Such obligation shall not prevent the board of trustees of such hospital district from establishing reasonable minimum rates for hospital quarters, services, and supplies. Indigents needing such services, for the rendition of which provision is made by the laws of Montana, must be admitted to such public hospitals on terms and rates prescribed or authorized by law.