Standard&Poor's Ratings Services affirmed its 'BBB+' long-term rating on the Missouri Health and Educational Facilities Authority's $27.3 million series 2010 and $24.1 million series 2003 fixed-rate revenue bonds issued for Lake Regional Health System (LRHS), formerly known as Lake of the Ozarks General Hospital. The outlook is stable. The 'BBB+' rating reflects our view of LRHS' strong market position, healthy balance sheet, and improving financial operations offset by a limited service area with operational vulnerabilities related to reimbursement and a fairly high concentration of physicians who admit most of LRHS' patients. The 'BBB+' rating further reflects our view of LRHS': Continued improvement in balance sheet metrics over the past several years, with operational liquidity increasing to179 days' cash