OPINION — AG — THE MEMBERS OF THE BOARD OF REVIEW OF THE OKLAHOMA EMPLOYMENT SECURITY COMMISSION ARE EXPRESSLY EXCLUDED FROM COVERAGE UNDER THE PUBLIC EMPLOYEES RETIREMENT SYSTEM. CITE: 74 O.S. 1965 Supp., 902 [74-902](15), 74 O.S. 1965 Supp., 923 [74-923], 40 O.S. 1961 220 [40-220](C) (ROBERT NAIFEH)