Now showing items 1-1 of 1

    • Tapia Villanueva, Cristián; Sapag Hagar, Jaime; Zunino, Gianfranco; Costa, Edda (1995)
      The objectives of this work were to establish the utility of chitosan of Chilean production, as an excipient suitable for producing a prolonged-release hydrophilic matrix, and to compare two matrix systems, one with chitosan ...