1. Activated clotting time in the control of heparin therapy;Allison;Bull. Geisinger Med. Cent.,1969
2. A rapid bedside method for the control of heparin therapy;Blakely;Can. Med. Assoc. J.,1968
3. A new disposable membrane oxygenator with integral heat exchange;Bramson;J. Thorac. Cardiovasc. Surg.,1965
4. Observations of acute thrombogenesis in membrane oxygenators;Friedman;Trans. Am. Soc. Artif. Intern. Organs,1971
5. Activated coagulation time of whole blood;Hattersley;J.A.M.A.,1966