TY - BOOK TI - Harmonization of health related environmental measurements using nuc lear and isotopic techniques : : Proceedings of an International Sympo sium on harmonization of health related environmental measurements usin g nuclear and isotopic techniques / SN - 9201036973 PY - 1997/// CY - Vienna : PB - International Atomic energy Agency , KW - Radioisotopes in environmental monitoring KW - Congresses KW - Health risk assessment N1 - Includes bibliographical references ER -