Silva-Correia J., Zavan B., Vindigni V., Silva T. H., Oliveira J. M., Abatangelo G., and Reis R. L.,  "Biocompatibility Evaluation of Ionic- and Photo-Crosslinked Methacrylated Gellan Gum Hydrogels: In Vitro and In Vivo Study",  Advanced Healthcare Materials, vol. 2, issue 4, pp. 568-575, 2013.