S&P Global Ratings' long-term rating on the Oklahoma Development Finance Authority's series 2018B tax-exempt fixed-rate bonds and series 2018C taxable fixed-rate bonds is 'BB+'. Our underlying rating (SPUR) on the insured maturities of the authority's series 2018B and 2018C bonds is also 'BB+'. All bonds were issued for OU Medicine Inc. (OUMI). The outlook on all ratings, where applicable, is stable. The rating reflects our view of OUMI's strong position as the region's academic health system, including the state's only Level 1 trauma center and comprehensive children's hospital, covering a large service area with referrals from across the state, albeit operating within a competitive market. We believe OUMI's business position, along with management's actions and CARES Act grant support, have