Biochemical and Clinical Aspects of Pteridines. Cancer - Immunology - Metabolic Diseases : Proceedings . Winter Workshop on Pteridines. . Vol. 4, : February 23-March 2, 1985, St. Christoph, Arlberg, Austria
Trace Element : Analytical Chemistry in Medicine and Biology. . Volume 1, : Proceedings of the First International Workshop Neuherberg, Federal Republic of Germany, April 1980