501 Azidan Hojin Biseibutsu Kagaku Kenkyu Kai
501 Board of Regents, Univ. of Texas
501 Elan Corporation PLC.
501 Greenwich Pharmaceuticals Incorporated
501 Instrumentation Laboratory S.p.A.
501 Kabushiki Kaisha Hayashibara Kagaku Kenkyujo
501 Laboratorios Del, Dr. Esteve
501 Noristan Limited
501 Regents of the University of California
501 Sigma Tau Industrie Farmaceutiche Riunite S.p.A.
501 Societe Civile de Recherches et d'Etudes Theraputiques
501 Stamicarbon B.V.
501 Sunstar Kabushiki Kaisha
502 Toray Industries, Inc.