(May 20, 2016, 2:31 PM EDT) -- NEWARK, N.J. — A class of chiropractors suing insurers for allegedly systematically denying payment for certain services rendered on May 17 announced that they are seeking approval of a $33 million settlement (Alphonse DeMaria, et al. v. Horizon Healthcare Services Inc. d/b/a Blue Cross Blue Shield of New Jersey, et al., No. 11-7298, D. N.J.)....