1. Techniques of Applying a Graphite-Benzalkonium-Heparin Coating to Various Plastics and Metals;Gott;Tr. Am. Soc. Artif. Int. Organs,1964
2. Heparin Application to Graphite-Coated Intravascular Prostheses;Whiffen;Surgery,1964
3. Kramer, R. S., Vasko, J. S., and Morrow, A. G.: Stability of the Graphite-Benzalkonium-Heparin (GBH) Surface: In vitro and in vivo Studies Employing Tritium-Labeled Heparin, J. Thoracic & Cardiovas. Surg. In press.