RT Journal Article SR Electronic T1 Arsenic threat reaching global dimensions JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1344 OP 1345 DO 10.1503/cmaj.071456 VO 177 IS 11 A1 Sanjit Bagchi, MBBS YR 2007 UL http://www.cmaj.ca/content/177/11/1344.abstract