1. Synthetic chromogenic substrates for determination of trypsin, thrombin, and thrombin-like enzymes;Svendsen;Thromb. Res.,1972
2. Estimation of urokinase activity by means of a highly susceptible synthetic chromogenic peptide substrate;Svendsen,1976
3. A plasminogen assay using a chromogenic substrate in clinical work and in thrombolysis studies;Soria,1976
4. Assay of heparin in plasma using a chromogenic substrate for activated Factor X;Teien;Thromb. Res.,1976
5. Amplification of color yield obtained using a chromogenic substrate for determining plasminogen activator;Friedman,1977