Horton TR. 1983. Methods and Results of EPA's Study of Radon in Drinking Water. EPA-520/5-83027. Washington, DC: Environmental Protection Agency.

Hursh JB, Morken DA. Davis TP, Lovaas A. 1965. The fate of radon ingested by man. Health Physics 11:465–476.

IAEA. (International Atomic Energy Agency). 1989. Evaluating the Reliability of Predictions Made Using Environmental Transport Models. Safety Series No. 100. Vienna: International Atomic Energy Agency.

ICRP. (International Commission on Radiological Protection). 1975. Report of the Task Group on Reference Man. ICRP Publication 23, Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1977. Recommendations of the International Commission on Radiological Protection. ICRP Publication 26, Annals of the ICRP 1(3). Oxford: Pergamon Press.

ICRP, (International Commission on Radiologica) Protection). 1981. Limits for Inhalation of Radon Daughters by Workers. ICRP Publication 32, Annals of the ICRP 6(1). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1983. Radionuclide Transformations Energy and Intensity of Emissions. ICRP Publication 38. Oxford: Pergamon Press.

ICRP. (international Commission on Radiological Protection). 1987. Lung Cancer Risk from Indoor Exposures to Radon Daughters. ICRP Publication 50, Annals of the ICRP 17(1). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1988. Limits for Intakes by Workers: An Addendum. ICRP Publication 30, Part 4. Oxford: Pergamon Press.

ICRP. (International Commission on Radiologicai Protection). 1989. Age-Dependent Doses to Members of the Public from Intake of Radionuclides, Part. 1 . ICRP Publication 56, Annals of the ICRP 20(2), Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1991. 1990 Recommendations of the International Commission on Radiological Protection. ICRP Publication 60, Annals of the ICRP 21(1–3). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1993a. Age-Dependent Doses to Members of the Public from Intake of Radionuclides: Part 2, Ingestion Dose Coefficients. ICRP Publication 67, Annals of the ICRP 23(3/4). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection), 1993b. Protection Against Radon-222 at Home and at Work. ICRP Publication 65, Annals of the ICRP 23(2). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1995. Age-Dependent Doses to Merehers of the Public from Intake of Radionuclides: Pan 4, Inhalation Dose Coefficients. ICRP Publication 71, Annals of the ICRP 25(3/4). Oxford: Pergamon Press.

ICRP. (International Commission on Radiological Protection). 1996. Age-Dependent Doses to Members of the Public from Intake of Radionuclides, Part. 5. Compilation of Ingestion and Inhalation Dose Coefficients. ICRP Publication 72, Annals of the ICRP 26(1). Oxford: Pergamon Press.

Iliakis G, Metzher L, Muschcl RJ, McKenna WG. 1990. Induction and repair of DNA double strand breaks in radiation-resistant cells obtained by transformation of primary rat embryo cells with the oncogenes H-ras and V-myc. Radiation Research 50:6575–6579.

Iliakis G. 1991. The role of DNA double strand breaks in ionizing radiation-induced killing of eukaryotic cells. BioEssays 13:641–648.

Jacobi W, Eisfeld K. 1980. Dose to tissues and effective dose equivalent by inhalation of radon-222. Radon and their short lived daughters. Report S-626. Munich: Geselischaft fur Strahlen und Umweltforschung.

Jacobson MD, Evan GI. 1994. Apoptosis. Breaking the ICE. Current Biology 4:337–340.