OPINION — AG — IT IS PART OF THE DUTIES OF A COUNTY ATTORNEY UNDER 19 O.S. 1963 Supp., 790.1 [19-790.1] TO BRING SUITS FOR A COUNTY HOSPITAL BOARD OF CONTROL ON PAST DUE ACCOUNTS. THE BOARD MAY EMPLOY OTHER COUNSEL TO BRING SUCH SUITS ONLY WHEN SAID SUITS ARE "EXTRAORDINARY LEGAL MATTERS." CITE: 19 O.S. 1961 185 [19-185] (HUGH COLLUM)