CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed the 'BBB+' rating on the following Tyler Health Facilities Development Corporation revenue bonds (Mother Frances Hospital Regional Health Care Project) issued on behalf of Trinity Mother Frances Health System, TX (TMFHS): --$51.4 million revenue bonds series 2011; --$65 million hospital revenue bonds series 2007A; --$23 million hospital revenue bonds series 2007B. The Rating Outlook is revised to Positive from Stable. TMFHS has an additional