Biela, A., Watkinson, M., Meier, U. C., Baker, D., Giovannoni, G., Becer, C. R., & Krause, S. (2015). Disposable MMP-9 sensor based on the degradation of peptide cross-linked hydrogel films using electrochemical impedance spectroscopy. Biosensors and Bioelectronics, 68, 660-667. https://doi.org/10.1016/j.bios.2015.01.060