NEW YORK (Standard&Poor's) Sept. 24, 2001--Standard&Poor's today assigned its double-'A'/'A-1'-plus rating to the Jacksonville Health Facilities Authority, Fla.'s $70.52 million health care facilities refunding bonds, series 2001, issued for the Mayo Foundation. The bonds are scheduled to sell Oct. 1, 2001. The outlook is stable. The double-'A' long-term rating reflects Mayo's unique attributes as the nation's largest multi-specialty group practice. In addition, Mayo owns and operates health facilities in Arizona, Florida, and Minnesota and has major regional affiliations with physicians and hospitals in Iowa, Wisconsin, and Minnesota. Mayo draws patients from throughout the United States and many foreign countries to its Mayo Clinic Rochester campus, in Minnesota, and its Mayo Clinic Jacksonville and Mayo Clinic Arizona