J. D. Hamadani, S. M. G. Mcgregor, F. Tofail, B. Ner- mell and B. Fangstrom Elfo’l, “Pre and Postnatal Arsenic Exposure and Child Developments at 18 Months of Age: A Cohort Study in Rural Bangladesh,” International Journal of Epidemiology, Vol. 39, No. 5, 2010, pp. 1206-1216.
 Y. Chen, J. H. Graziano, F. Parvez, M. Liu, V. Slavko- vich and T. Kalra, “Arsenic Exposure from Drinking Water and Mortality from Cardiovascular Disease in Bangladesh: Prospective Cohort Study,” British Medical Journal, Vol. 362, 2011, p. d2431. doi:10.1136/bmj.d2431
 Y. Yuan, G. Marshall, C. Ferreccio, C. Steinmaus, S. Selvin and J. Liaw, “Kidney Cancer Mortality: Fifty-Year Latency Patterns Related to Arsenic Exposure,” Epidemiology, Vol. 21, No. 1, 2010, pp. 103-108. doi:10.1097/EDE.0b013e3181c21e46
 A. J. Bednar, J. R. Garbarino, M. R. Burkhardt, J. F. Ranville and T. R. Wildeman, “Field and Laboratory Arsenic Speciation Methods and Their Application to Natural Water Analysis,” Water Research, Vol. 38, No. 2, 2004, pp. 355-364. doi:10.1016/j.watres.2003.09.034
 H. V. Aposhian, R. A. Zakharyan, M. D. Avram, M. J. Kopplin and M. L. Wollenberg, “Oxidation and Detoxification of Trivalent Arsenic Species,” Toxicology and Applied Pharmacology, Vol. 193, No. 1, 2003, pp. 1-8. doi:10.1016/S0041-008X(03)00324-7
 D. Das, G. Samanta, B. K. Mandal, T. Roy Chowdhury, C. R. Chanda, P. P. Chowdhury, G. K. Basu and D. Cha- kraborti, “Arsenic in Groundwater in Six Districts of West Bengal, India,” Environmental Geochemistry and Health, Vol. 18, No. 1, 1996, pp. 5-15. doi:10.1007/BF01757214
 B. K. Mandal, T. R. Chowdhury, G. Samanta, G. K. Basu, P. P. Chowdhury, C. R. Chanda, D. Lodh, N. K. Karan, R. K. Dhar, D. K. Tamili, D. Das, K. C. Saha and D. Chakraborti, “Arsenic in Groundwater in Seven Districts of West Bengal, India—The Biggest Arsenic Calamity in the World,” Current Science, Vol. 70, 1996, pp. 976-986.
 R. T. Nickson, J. M. McArthur and P Ravenscroft, “Mechanism of Arsenic Release to Groundwater, Bang- ladesh and West Bengal,” Applied Geochemistry, Vol. 15, No. 4, 2000, pp. 403-413. doi:10.1016/S0883-2927(99)00086-4
 P. L. Smedley, W. M. Edmunds and K. B. Pelig-ba, In: J. D. Applaton, R. Fuge and G. J. H. McCall, Eds., Environmental Geochemistry and Health, Geol. Soc. London Spec. Publ, 2000, Vol. 113, pp. 163-182.
 A. H. Welch, D. B. Westjohn, D. R. Helsel and R. B. Wanty, “Arsenic in Groundwater of the United States- Occurrence and Geochemistry,” Ground Water, Vol. 38, No. 4, 2000, pp. 589-604. doi:10.1111/j.1745-6584.2000.tb00251.x
 D. Chakraborti, B. K. Biswas, T. R. Chowdhury, G. K. Basu, B. K. Mandal, U. K. Chowdhury, S. C. Mukherjee, J. P. Gupta, S. R. Chowdhry and K. C. Rathore, “Arsenic Groundwater Contamination and Sufferings of People in Rajnandgaon Districts, Madhya Pradesh, India,” Current science, Vol. 77, No. 4, 1999, pp. 502-504.
 P. K. Pandey, R. N. Khare, R. Sharma, S. K. Sar, M. Pandey and P. Binayake, “Arsenicosis and Deteriorating Ground Water Quality; Unfolding Crisis in Central East Indian Region,” Current Science, Vol. 77, 1999, pp. 686- 693.
 S. K. Acharyya, I. D. Ashyiya, Y. Pandey, S. Lahiri, V. W. Khangan and S. K. Sarkar, in National Symposium on Role of Earth Sciences in Integrated Development and Related Societal Issues, Geological Survey of India, Vol. 65, 2001, pp. 7-18.
 B. Daus, J. Mattusch, R. Wennrich and H. Weiss, “Investigation on Stability and Preservation of Arsenic Species in Iron-Rich Water Samples,” Talanta, Vol. 58, No. 1, 2002, pp. 57-65. doi:10.1016/S0039-9140(02)00256-4
 P. K. Pandey, S. Yadav, S. Nair and M. Pandey, “Samp- ling and Preservation Artifacts in Arsenic Analysis: Implications for Public Health Issues in Developing Countries,” Current Science, Vol. 86, 2004, pp. 1426- 1432.
 A. J. Bednar, J. R. Garbarino, J. F. Ranville and T. R. Wildeman, “Preserving the Distribution of Inorganic Arsenic Species in Groundwater and Acid Mine Drainage Samples,” Environmental Science and Technology, Vol. 36, 2002, pp. 2213-2218. doi:10.1021/es0157651
 Y. T. Kim, H. Yoon, C. Yoon and N. C. Woo, “An Assessment of Sampling, Preservation, and Analytical Procedures for Arsenic Speciation in Potentially Contaminated Waters,” Environmental Geochemistry and Health, Vol. 29, No. 4, 2007, pp. 337-346.
 H. A. L. Rowland, A. G. Gault, J. M. Charnock and D. A. Polya, “Preservation and XANES Determination of the Oxidation State of Solid-Phase Arsenic in Shallow Sedimentary Aquifers in Bengal and Cambodia,” Mineralogical Magazine, Vol. 69, No. 5, 2005, pp. 825-839. doi:10.1180/0026461056950291
 P. K. Pandey, H. Zankyani, R. Deshmukh and M. Pandey, “Arsenic Contamination in Central-East India: New Lessons for the Environmental Health,” International Journal of Environmental Studies, in Press, 2012.