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2. Jämstorp, E., Forsgren, J., Bredenberg, S., Engqvist, H., Strømme, M. 2010. Geopolymers –tunable nanostructures offer new possibilities in the treatment of chronic pain. J. Control. Release, 146, 370-37

3. Jämstorp, E., Strømme, M. Bredenberg, S., 2012. Influence of drug distribution and solubility on the release from geopolymer pellets – a FEM study. J. Pharm Sci. 101 (5), 1803-1810.

4. Jämstorp, E., Yarra, T., Cai, B., Engqvist, H., Bredenberg, S., Strømme, M. 2012. Polymer excipients enable sustained drug release in low pH from mechanically strong inorganic geopolymers. Results in Pharma Science, 2, 23-28.

5. Cai, B., Söderkvist, K., Engqvist, H., Bredenberg, S. 2012. A New Drug Release Method in Early Development of Transdermal Drug Delivery Systems. Pain Research and Treatment. 2012, Art Id 953140. (doi:10.1155/2012/953140)

6. Cai, B., Mellgren, T., Bredenberg, S., Engqvist, H., 2013. The effect of curing conditions on compression strength and porosity of metakaolin-based geopolymers. Accepted. Ceramic Engineering and Science Proceedings (CESP) issues

7. Cai, B., Engqvist, H., Bredenberg, S. 2014. Evaluation of the resistance of a geopolymer-based drug delivery system to tampering. Int. J. Pharm. 465 (1-2), 169-174.

8. Cai, B., Xia, W., Bredenberg, S. Engqvist, H., 2014. Self-setting bioceramic microscopic protrusions for transdermal drug delivery. Submitted to Journal of Materials Chemistry B. 2, 5992-5998.