Provides information relating to radiation dose to patients, including biokinetic models, biokinetic data, dose coefficients for organ and tissue absorbed doses. This report includes new information for 82Rb-chloride, iodide (123I, 124I, 125I, and 131I) and 123I labelled 2ss-carbomethoxy 3ss-(4-iodophenyl)-N-(3-fluoropropyl) nortropane (FPCIT).