The congress arsenic in the environment was first organized in mexico city as 2006 followed by as 2008 in valencia spain and as 2010 in tainan taiwan the 4 th international congress as 2012 was held in cairns australia from july 22 27 2012 entitled understanding the geological and medical interface of arsenic the session topics . Understanding the geological and medical interface of arsenic as 2012 proceedings of the 4th international congress on arsenic in the environment 22 27 july 2012 cairns australia. Understanding the geological and medical interface of arsenic as 2012 proceedings of the 4th international congress on arsenic in the environment 22 27 july 2012 cairns australia jack c ng barry n noller ravi naidu jochen bundschuh prosun bhattacharya 9780415637633 books amazonca. Proceedings of the 4th international congress on arsenic in the environment 22 27 july 2012 cairns australia understanding the geological and medical interface of arsenic as 2012 doi link for understanding the geological and medical interface of arsenic as 2012. Understanding the geological and medical interface of arsenic as 2012 book proceedings of the 4th international congress on arsenic in the environment 22 27 july 2012 cairns australia edited by jack c ng barry n noller ravi naidu jochen bundschuh prosun bhattacharya