417 A.2d 273 Marian Bell, Petitioner v. Commonwealth of Pennsylvania, Workmen’s Compensation Appeal Board and City of Philadelphia, Respondents. Commonwealth Court of Pennsylvania.Argued June 5, 1980 July 22, 1980. Workmen’s compensation — Evidence — Medical testimony — Disability — Rehearing — Abuse of discretion. 1. In a workmen’s compensation case, conflicts in testimony and questions […]