Standard&Poor's Ratings Services revised its outlook to positive from stable and affirmed its 'A-' long-term rating and underlying rating (SPUR) on the Illinois Finance Authority's series 2008A, 2008B, 2008C, and 2008D bonds, issued for Ann&Robert H. Lurie Children's Hospital of Chicago (Lurie Children's; formerly Children's Memorial Hospital). Assured Guaranty Ltd. insures the series 2008A bonds. Standard&Poor's also revised the short-term component of its rating on the authority's series 2008C and 2008D bonds (AAA/A-1), also issued for Lurie Children's, to 'A-1' from 'A-1+'. The 'AAA' long-term component of the rating is jointly based on Lurie Children's (A-/Positive) and a letter of credit (LOC) provided by JPMorgan Chase Bank N.A. (AA-/A-1). The 'A-1' short-term component of