The overseers of the indigent in each county shall have the oversight and care of all the indigent persons in their county so long as such persons remain a county charge. Such overseers shall see that the indigent are taken care of in the manner provided by law, and under such restrictions as the county commissioners shall consider most advantageous for the interests of their respective counties and the welfare of the people therein.
Okla. Stat. tit. 56, § 32