Parker v. Ohio540 U.S. 1013 SCOTUS2003Check TreatmentCheck Treatment540 U.S. 1013 PARKER ET AL.v.OHIO ET AL. No. 03-411. Supreme Court of United States. November 17, 2003. 1 Affirmed on appeal from D. C. S. D. Ohio. Reported below: 263 F. Supp. 2d 1100.