Symposium on the Chemistry and Biology of Purines (1956 : Ciba Foundation) Wolstenholme, G. E. W. (Gordon Ethelbert Ward) O'Connor, Cecilia M. (Cecilia Mary), 1927- Ciba Foundation. Wiley InterScience (Online service)

Symposium on P2 Purinocepters: Localization, Function and Transduction Mechanisms (1995 : Ciba Foundation) Chadwick, Derek. Goode, Jamie. Ciba Foundation.

Symposium on Enzyme Defects and Immune Dysfunction (1978 : London, England) Elliott, Katherine May. Whelan, Julie. Ciba Foundation. Wiley InterScience (Online service)

Symposium on Purine and Pyrimidine Metabolism (1976 : London, England) Elliott, Katherine May. FitzSimons, David W. Ciba Foundation. Wiley InterScience (Online service)