. . . . . . . . "Marketing of Clozaril : improved safety or barrier to access : hearing before the Subcommittee on Antitrust, Monopolies and Business Rights of the Committee on the Judiciary, United States Senate, One Hundred Second Congress, first session, on the marketing of Clozaril, a drug for the treatment of schizophrenia, March 5, 1991"@en . . . . . . "Marketing of Clozaril improved safety or barrier to access : hearing before the Subcommittee on Antitrust, Monopolies, and Business Rights of the Committee on the Judiciary, United States Senate, One Hundred Second Congress, first session, on the marketing of Clozaril, a drug for the treatment of schizophrenia, March, 5, 1991"@en . . . . . . . . . . . . "Marketing of Clozaril improved safety or barrier to access : hearing before the Subcommittee on Antitrust, Monopolies and Business Rights of the Committee on the Judiciary, United States Senate, One Hundred Second Congress, first session, on the marketing of Clozaril, a drug for the treatment of schizophrenia, March 5, 1991"@en . .