1. 2nd International Congrss in Medicinal Chemistry, Paris, June, 1967; 154th Amer. Chem. Soc. Meeting, Chicago, September, 1967; IUPAC 2nd International Symposium on “Pharmaceutical Chemistry” Münster, West Germany, July, 1968
2. Biochem. Pharmacol. Special Supplement, March, 1968
3. The Possible Role of Microorganisms and Viruses in the Etiology of Chronic Degenerative Diseases of Man
4. Viral Arthritis