CHICAGO - In separate opinions issued Oct. 12, an Illinois federal judge issued rulings on motions for summary judgment and for judgment on the pleadings and declined to grant class certification to 32 proposed classes in a wrongful reimbursement suit brought by chiropractors (Pennsylvania Chiropractic Association, et al. v. Blue Cross Blue Shield Association, et al., No. 09-5619, N.D. Ill; 2012 U.S. Dist. LEXIS 147026; 2012 U.S. Dist. LEXIS 146955).