1. An in vivo investigation into the suitability of pH dependent polymers for colonic targeting;Ashford;Int. J. Pharm.,1993
2. Targeting drugs to the colon: delivery systems for oral administration;Ashford;J. Drug Target,1994
3. Effect of gelation conditions and dissolution media on the release of paracetamol from alginate gel beads;Aslani;J. Microencapsul.,1996
4. A theory of erosion and macromolecule release from biodegrading microspheres;Batycky;Proc. Int. Symp. Control. Release Bioact. Mater.,1997
5. Experimental Designs;Cohran,1957