1. Premarket clearance requirements for medical devices in the USA and the present state of polyurethanes;Ely,1984
2. A fibrous polyurethane microvascular prosthesis: morphological evaluation of the neointima;Hess;J Cardiovasc Surg,1983
3. The endothelialization process of a fibrous polyurethane microvascular prosthesis after implantation in the abdominal aorta of the rat: a scanning electron microscopic study;Hess;J Cardiovasc Surg,1983
4. Herstellung und tierexperimentelle Untersuchung einer Kleinlumigen mikroporösen Polyurethan-Gefässprothese;Braun;J Vasc Diseases,1986
5. Development and long-term fate of a cellular lining in fibrous polyurethane vascular prostheses implanted in the dog carotid and femoral artery: A scanning and light microscopical study up to 53 months after implantation;Hess;J Cardiovasc Surg,1992