Oliveira M. B., Kossover O., Mano J. F., and Seliktar D.,  "Injectable PEGylated fibrinogen cell-laden microparticles made with a continuous solvent- and oil-free preparation method",  Acta Biomaterialia, vol. 13, pp. 78-87, doi:10.1016/j.actbio.2014.11.013, 2014.