If an agreement under section 749.16 of the Revised Code becomes operative, the municipal corporation may enlarge its board of hospital commissioners, established under sections 749.04 and 749.05 of the Revised Code, so as to admit to membership thereon such representatives of the participating joint township hospital district, or such representatives of the county, as provided for in such agreement, and the board shall thereupon proceed under and be governed by sections 749.06 to 749.14, inclusive, of the Revised Code, subject to such additional restrictions upon its authority and procedure as are imposed by the agreement.
R.C. §749.17