1. Purification of two progressive antithrombins of human plasma;Abildgaard;Scandinavian Journal of Clinical and Laboratory Investigation,1967
2. Binding of thrombin to antithrombin III;Abildgaard;Scandinavian Journal of Clinical and Laboratory Investigation,1969
3. Comparison of progressive antithrombin and the concentration of three thrombin inhibitors in human plasma;Abildgaard;Scandinavian Journal of Clinical and Laboratory Investigation,1970
4. Assay of progressive antithrombin in plasma;Abildgaard;Thrombosis et Diathesis Haemorrhagica,1970
5. A simple amidolytic method for the determination of functionally active antithrombin III;Abildgaard;Scandinavian Journal of Clinical and Laboratory Investigation,1976