te Koppele, J. M., Beekman, B., Bloemhoff, W., & Drijfhout, J. W. (1995). Development of a convenient and sensitive assay for matrix metalloproteinase enzyme activity in synovial fluid samples using fluorigenic peptides. Acta Orthopaedica, 66(sup266), 151–152. https://doi.org/10.3109/17453679509157676