TY - JOUR T1 - Arsenic and cadmium are contaminants of concern JF - Canadian Medical Association Journal JO - CMAJ SP - E5 LP - E5 DO - 10.1503/cmaj.109-5173 VL - 188 IS - 1 AU - Carolyn Brown Y1 - 2016/01/05 UR - http://www.cmaj.ca/content/188/1/E5.abstract N2 - ER -