1. Essentiality of Selenium in the Human Body: Relationship With Different Diseases;Navarro-Alarcon;Sci. Total Environ,2000
2. Trace Elements in Human Nutrition and Health 1996
3. J. A. Plant D. Kinniburgh P. Smedley F. M. Fordyce B. Klinck Treatise on Geochemistry Series 2004
4. F. Fordyce Essentials of Medical Geology 2005
5. Medical Geology: A Globally Emerging Discipline;Bunnell;Geol. Acta,2007