Chapter 1 Introduction
1.1 The purpose of this monograph
1.2 The six awards for the monograph
1.3 A description of the national award(2degree)
1.4 The conclusions verified by Ministry of Science and Technology
1.5 The international level of the monograph References
Chapter 2 The establishment of a portable high sensitivity exhaled thoron activity measurement system
2.1 Introduction
2.2 Uses
2.3 The improvement of this system as compared with that of the Argonne National l.aboratory(ANl)
2.4 The theory of our method
2.5 The equipment and instruments used in this method
2.6 The calibration process
2.7 The c011ection and measurement of exhaled thoron
2.8 The total error of the measurement result
2.9 The preliminary use and the assessment of our method
2.10 Conclusions
2.11 Appendix
References
Chapter 3 Investigation and assessment of the thorium lung burden of the miners at the Bayun Obo Rare-earth Iron Mine
3.1 Introduction
3.2 Sampling method
3.3 The measurement result of exhaled thoron activity
3.4 Conclusion
References
Chapter 4 Dose-effect relationship between the thorium lung burden and the blood counts of the miners at the Bayun Obo Rare-earth Iron Mine
4.1 Introduction
4.2 Methodology
4.3 Results
4.4 Discussion
4.5 Conclusion
References
Chapter 5 Dose-effect relationship between the thorium lung burden and the hepatic function of the miners at the Bayan Obo Rare-earth Iron Mine
5.1 Introduction
5.2 Methodology
5.3 Results
5.4 Discussion
5.5 Conclusions
References
Chapter 6 Dose-effect relationships between the incidence of pneumoconiosis and thorium-containing ore dusts in the Bayun Obo miners
Chapter 7 An epidemiological study of lung cancer mortality in miners at the Bayun Obo Rare-Earth Iron Mine
Chapter 8 Combined effects of thorium dioxide and thorium- containing rare-earth iron dusts (Th-dusts)
Chapter 9 An observation on the clearance of thorium dioxide from the lung of a miner
Chapter 10 Comprehensive health protection measures and its effects