- World Health Organization (52)
- IARC Working Group on the Evaluation of the Carcinogenic Risk of Chemicals to Humans (23)
- International Agency for Research on Cancer (18)
- Diczfalusy, E. (Egon) (4)
- International Atomic Energy Agency (2)
- Karolinska Symposia on Research Methods in Reproductive Endocrinology (2)
- Karolinska institutet (2)
- Bernard, A. (Alain), 1944- (1)
- Bolis, C. L. (1)
- Borth, Rudi, 1914- (1)
- Briggs, Michael H. (1)
- Davis, Walter (1)
- Degkwitz, Rudolf, 1920- (1)
- Deutsche Gesellschaft für Psychiatrie und Nervenheilkunde (1)
- Doll, Richard (1)
- Elstein, Max (1)
- IUIS (1)
- Institut national de la santé et de la recherche médicale (France) (1)
- John E. Fogarty International Center for Advanced Study in the Health Sciences (1)
- Lowe, Charles Ronald (1)
- Lutz, W. (1)
- Moghissi, Kamran S. (1)
- Siebenmann, R. E. (1)
- Sobin, L. H. (1)
- Sobin, L. H. (Leslie H.), 1934- (1)
- Soviet Union. Ministerstvo zdravookhranenii︠a︡ (1)
- Standley, C. C. (1)
- Study Group on Neuronal Aging and its Implications in Human Neurological Pathology (1)
- Symposium on Radiation-Induced Cancer (1)
- Symposium on the Handling of Radiation Accidents (1969 : Vienna) (1)
- Terry, Robert D. (1)
- Toffano, G. (1)
- United Nations Environment Programme (1)
- Vodopija, I. (1)
- Williams, E. D. (Edward Dillwyn) (1)
- World Health Organization, Director-General (1)
- the Government of Pakistan (1)