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An evaluation of pectin as a carrier for drug targeting to the colonMarianne Ashford; John Fell; David Attwood; Harbans Sharma; Philip Woodhead · 1993
An in vivo investigation into the suitability of pH dependent polymers for colonic targetingMarianne Ashford; John T. Fell; David Attwood; Harbans Sharma; Philip J. Woodhead · 1993