301 A.2d 123 Hollingsworth v. Department of Health, et al. Commonwealth Court of Pennsylvania.Argued February 9, 1973 March 5, 1973. Workmen’s compensation — Occupational disease — Powers of Workmen’s Compensation (Appeal) Board — Conflicting testimony — Impartial expert — Abuse of discretion — The Pennsylvania Occupational Disease Act, Act 1939, June 21, P. L. 566 […]