(March 5, 2018, 2:45 PM EST) -- ATLANTA — A Georgia court on Feb. 23 reversed a trial court’s ruling that a nursing home resident’s injury-related claims must be arbitrated, finding that he never authorized his son-in-law to sign an arbitration agreement in admission documents and, therefore, the arbitration provision was invalid (Marvin Coleman v. United Health Services of Georgia Inc., et al., No. A18A0358, Ga. App., 2nd Div.)....