Table 3.

Time integrated activity coefficients, $\tilde{a} (r_{S}, T_{D}),$ for each radionuclide and each source region (in h)

Source region	²²³Ra	²¹⁹Rn	²¹⁵Po	²¹¹Pb	²¹¹Bi	²¹¹Po	²⁰⁷TI
Blood	0.89	1.00	1.00	1.11	1.02	0.003	1.01
Other tissues	6.85	6.84	6.84	6.71	6.70	0.02	6.88
Cortical bone surface	9.49	9.42	9.42	9.18	9.18	0.03	9.08
Cortical bone volume	14.14	14.14	14.14	14.30	14.30	0.04	14.26
Trabecular bone surface	11.85	11.77	11.77	11.47	11.47	0.03	11.33
Trabecular bone volume	17.66	17.66	17.66	17.86	17.86	0.05	17.81
Cortical marrow	0.04	0.04	0.04	0.04	0.04	0.0001	0.04
Trabecular marrow	0.44	0.44	0.44	0.45	0.45	0.001	0.45
Kidneys	0.64	0.64	0.64	0.68	0.72	0.002	0.73
Urinary bladder content	0.04	0.04	0.04	0.06	0.08	0.0002	0.08
Liver	5.12	5.11	5.11	5.19	5.22	0.01	5.17
Skin	0.43	0.43	0.43	0.44	0.44	0.001	0.44
Spleen	0.02	0.02	0.02	0.02	0.02	0.0001	0.02
Testes	0.005	0.005	0.005	0.005	0.005	0.0000	0.006
Small intestine content			0.000	0.005	0.007	0.0000	0.002
Right colon content	9.40	9.40	9.40	8.78	8.74	0.02	8.64
Left colon content	9.12	9.12	9.12	9.10	9.10	0.03	9.07
Recto sigmoid content	8.85	8.85	8.85	8.87	8.87	0.03	8.85