Citation Codes Equivalent Citations citation codes Attorney(S) David F. Binder, Philadelphia, for See more information ... Smart Summary Please sign up to generate summary. Mar v. n FACTOR and Kathleen Factor, Petitioners ORDER PER CURIAM. AND NOW, this 16th day of April, 1997, the Petition for Allowance of Appeal is GRANTED, limited to whether the trial court erred by refusing to strike the testimony of respondent's expert witness. This case is to be scheduled for oral argument.