521 A.2d 146 Paul W. Sheetz, Petitioner v. Workmen’s Compensation Appeal Board (Firestone Tire Rubber Company), Respondents. Commonwealth Court of Pennsylvania.Argued September 9, 1986 March 9, 1987. Workmen’s compensation — Scope of appellate review — Suspended liability — Termination — Burden of proof — Medical testimony — Compensable injury. 1. In a workmen’s compensation case, […]