Thomas-Davis Medical Centers, P.C. And Fpa Medical Management, Inc. v. National Labor Relations Board, Federation of Physicians and Dentists/ahpe, Nuhhce, Afscme, Afl-Cio, Intervenors. Fpa Medical Management, Inc. v. National Labor Relations Board, United Health Care Employees/ahpe, Nuhhce, Afscme, Afl-Cio, IntervenorsFiledSep 29, 1998