$34 Sato, F., S. Tsuchihashi and N. Kawashima. Life-shortening of mice by whole- or partial-body x-irradiation. J. Radiat. Res. 1h: 115-119 (1973). 535 Silini, G. and U. Andreozzi. $36 Hematological changes in the aging mouse. Exp. Gerontol. 9: 99-108 (1974). Silini, G., V. Andreozzi and G. Briganti. Erythroid differentiation of hemopoietic progenitor cells in the course of aging. Exp. Gerontol. 9: 281-284 (1974). 537 Seltser, R. and P.E. Sartwell. physicians. Ionizing radiation and longevity of J. Am. Med. Assoc. 166: 585-587 (1958). $38 Seltser, R. and P.E. Sartwell. The influence of occupational exposure to radiation on the mortality of American radiologists and other medical specialists. Am. J. Epidemiol. 81: 2-22 (1965). 539 Stehney, A.F., H.F. Lucas and R.E. Rowland. Survival times of women radium dial workers first exposed before 1930, p. 333-351 in Late Biological Effects of Ionizing Radiation. TABA publication STI/PUB/489. sho Sérensen, B. sh Stewart, A. Proceedings of a Symposium, Vienna, March 1978. Vienna, 1978. Late results of radium therapy in cervical carcinom. Acta Radiol. Suppl. 169: 190 (1958). The carcinogenic effects of low-level radiation. sal of epidemiologists methods and observations. (1973). she Storer, J.B. and V.P. Bond. A re-apprai- Health Phys. 24: 223-2h0 Evaluation of long-term effects of low-level whole-body external radiation exposures, p. 3-12 in Peaceful Uses of Atomic Energy, Vol. 11. Proceedings of the Fourth International Conference, Geneva, 1971. United Nations, Geneva, 1972. S43 Sato, F., S. Sasaki, N. Kawashima et al. body x-irradiation on mice. Ionizing Radiation. Proceedings of a Symposium, Vienna, March 1978. publication STI/PUB/489. shh Late effects of whole- or partial- Causes of death, in Late Biological Effects of Vienna, 1978. IAEA Storer, J.B., L.J. Serrano, E.B. Darden et al. Life-shortening in RFM and BALB/c mice as a function of radiation quality, dose and dose rate. Radiat. Res. 78: 122-161 (1979). sh5 Sado, T., S. Kobazashi, H. Kamisaku et al. Immunological competence of aging mice exposed to x- or gamma-rays during young adulthood, p. Vol. II, in Late Biological Effects of Ionizing Radiation. a Symposium, Vienna, March 1978. 1078. sh6 Sado, T. 115-125, Proceedings of IAEA publication STI/PUB/489. Vienna, Late effects of radiation on the immune system: a review. p. 688- 697 in Radiation Research (S. Okada, M. Imamura, T. Terasima et al., eds.). Toppan Printing Co., Tokyo, 1979. Sh7 Scott, B.R. and E.J. Ainsworth. A model for life-shortening in mice after brief whole-body exposures to ionizing radiation. (1977). Radiat. Res. 70: 609